大學(xué)英語四級作文

1、.大學(xué)生話題大學(xué)生話題：主要涉及大學(xué)生的校園學(xué)習(xí)、生活、擇業(yè)及人生觀等方面A.學(xué)習(xí)：On Students Selecting Lecturers （2006, 6 New）Is A Test of Spoken English Necessary？ （2000, 6）How I Finance My College Education？ （2000, 1）Reading Selectively or Extensively？ （1999, 6）How I Overcame My Difficulties in Learning English？ （1992, 6）B.生活：Volunteer

2、s Needed （2006, 6 Old）Teachers Day （2005, 6）A Campaign Speech（2005, 1）The Day My Classmate Fell Ill/Got Injured（2003,9）A Letter to the University President about the Canteen Service on Campus.（2002, 1）C.擇業(yè)、人生觀：How to Succeed in a Job Interview （2001, 1）Advantages of a Job Interview（1995, 6）My Ideal

3、Job （1994, 6）Is Failure a Bad Thing？ （1992, 1）. 社會(huì)熱點(diǎn)話題社會(huì)熱點(diǎn)話題：與普通百姓社會(huì)生活緊密相關(guān)的話題，如：環(huán)境話題、交通話題、休閑娛樂、疾病與健康等話題。An Eye-Witness Account of a Traffic Accident（2003, 6） It Pays to Be Honest （2003, 1）Dont Hesitate to Say “No”（1999, 1）Do “Lucky Numbers” Really Bring Good Luck？ （1998, 6）Harmfulness of Fake Commod

4、ities （1998, 1）Global Shortage of Fresh Water （1996, 6）Can Money Buy Happiness？ （1995, 1）The World is Getting Smaller and Smaller （1994, 1）My Most Favorite Program（1993, 6）Positive and Negative Aspects of Sports （1993, 1）Changes in Peoples Diet（1991, 6）Bicycles An Important Means of Transport in Chi

5、na （1991, 1）Make Our City Greener（1990, 6）.大學(xué)生和社會(huì)熱點(diǎn)話題Should the University Campus Be Open to Tourist？（2005, 12）The Two-Day Weekend（1996, 1）1. 正反觀點(diǎn)型：要不要取消春晚（2006，12）大學(xué)校園是否要開放（2005，12）口語考試要不要考（2000，6）精讀還是泛讀（1999，6）幸運(yùn)數(shù)字帶不帶來好運(yùn)（1998，6）錢能帶來幸福與否（1995，1）優(yōu)缺點(diǎn)型：娛樂活動(dòng)的益處和壞處（2008.6）雙休日帶來的好處和壞處（1996，1）面試的優(yōu)點(diǎn)（1995，6

6、）2. 原因現(xiàn)象分析題：選擇選修課的因素（2007，12）選擇大學(xué)任課教師（2006，6new），做人要誠實(shí)（2003，1），不要猶豫說“不”的原因等（1999，1）假冒偽劣產(chǎn)品（1998，1），純凈水的短缺（1996，6），3. 解決問題型：怎樣取得面試成功（2001，1）怎樣支付大學(xué)學(xué)費(fèi)（2000，1）怎樣了解社會(huì)的途徑（1997，6）圖表：大學(xué)生使用計(jì)算機(jī)（2002，6）人們飲食的變化（1991，6）4. 信件：歡迎加入社團(tuán)（2007，6）招募志愿者活動(dòng)辭(2006,6)給老師的感謝信（2005，6）競選學(xué)生會(huì)的演講稿（2005，1）導(dǎo)游介紹（2004，1）建議朋友報(bào)考專業(yè)信（2003，

7、12）幫助同學(xué)的感想（2004，1）食堂投訴信（2002，1）同學(xué)來訪度假安排信（2001，6）5. 諺語題熟能生巧（1997，1）描寫文：車禍情況描述和原因分析文（2003，6）歷年考試題目：考試時(shí)間/英文題目/話題/提綱形式2011年6月 Online Shopping 網(wǎng)購 現(xiàn)象描述+問題分析+解決措施2010年12月 How should Parents Help Children to Be independent? 孩子獨(dú)立 現(xiàn)象描述+解決問題2010年6月 Due Attention should be Given to Spelling英語學(xué)習(xí) 現(xiàn)象描述+原因分析+解決措施20

8、09年12月 Creating a Green Campus 綠色校園 現(xiàn)象描述+問題分析+解決措施2009年6月 Limiting the Use of Disposable Plastic Bags 一次性塑料袋 現(xiàn)象描述+問題分析+解決措施2008年12月 Free Admission to Museums 博物館 現(xiàn)象描述+問題分析+解決措施2008年6月 Recreational Activities 娛樂活動(dòng) 現(xiàn)象描述+利弊分析+我的看法歷年考試題目：2007年12月 What Electives to Choose 選修課 現(xiàn)象描述+原因分析+我的看法2007年6月 An Int

9、roduction to a Club 俱樂部介紹 社團(tuán)介紹+原因分析+參加方式2006年12月 On the Spring Festival Gala 春晚 現(xiàn)象描述+反方觀點(diǎn)+我的看法2006年6月（新題型） Students Selecting Their Teachers 選教師上課 現(xiàn)象描述+原因分析+問題分析2006年6月（老題型）A Poster Recruiting Volunteers 志愿者活動(dòng) 現(xiàn)象描述+活動(dòng)描述+參加方式2005年12月 Should the University Campus Be Open to Tourists? 大學(xué)校園開放與否現(xiàn)象描述+正反觀點(diǎn)

10、+我的看法四級作文分類：1. 正反觀點(diǎn)型：2. 原因現(xiàn)象分析題：3. 解決問題型：4. 信件：5. 諺語題：熟能生巧（1997，1）描寫文：車禍情況描述和原因分析文（2003，6）1. 正反觀點(diǎn)型：（給定觀點(diǎn)型）定義：要求比較明確，富有針對性，即直接要求考生比較兩種觀點(diǎn)或兩種做法，進(jìn)而表明自己對問題或事物的態(tài)度或觀點(diǎn)，也就是做出選擇?；窘Y(jié)構(gòu)：對要評論的事物或現(xiàn)象進(jìn)行整體介紹；陳述兩種不同的觀點(diǎn)或做法及其理由；表明自己的觀點(diǎn)或結(jié)論?？荚嚂r(shí)間主題或題目題材命題形式2006.12On the Spring Festival Gala社會(huì)熱點(diǎn)提綱式文字2005.12Should the Univer

11、sity Campus Be Open to Tourists?社會(huì)熱點(diǎn)提綱式文字2000.6Is a Test of Spoken English Necessary?讀書學(xué)習(xí)提綱式文字1999.6Reading Selectively or Extensively?讀書學(xué)習(xí)提綱式文字1998.6Do “Lucky Numbers” Really Bring Good Luck?社會(huì)熱點(diǎn)提綱式文字近10年四級考試中對比選擇型作文共出現(xiàn)過5次：1）許多人喜歡在除夕夜觀看春節(jié)晚會(huì)2）有些人提出取消春節(jié)晚會(huì)3）我的看法1）名校校園正成為旅游新熱點(diǎn)2）校園是否應(yīng)對游客開放，人們看法不同3）我認(rèn)為很多

12、人認(rèn)為有必要舉行英語口語考試，理由是也有人持不同意見我的看法和打算1.有人認(rèn)為讀書要有選擇2.有人認(rèn)為應(yīng)當(dāng)博覽群書3.我的看法 1）有些人認(rèn)為某些數(shù)字會(huì)帶來好運(yùn)2）我認(rèn)為數(shù)字和運(yùn)氣無關(guān)結(jié)構(gòu)模板 : 1）When it comes to 事物/問題, there is no complete agreement among people. 2）Some people take it for granted that 一種觀點(diǎn). 3）However, others maintain that 另一種觀點(diǎn). 4）Those people who hold the former opinion bel

13、ieve, 觀點(diǎn)一理由一. 5）In addition, 觀點(diǎn)一理由二. 6）Therefore, 總結(jié)觀點(diǎn)一. 7）However，still others advocate the latter opinion because they hold 觀點(diǎn)二理由一. 8）Besides，they argue that 觀點(diǎn)二理由二. 9）So, 總結(jié)觀點(diǎn)二結(jié)構(gòu)模板 : 10） Weighing up these two arguments, “我”的看法. 11）For one thing, 個(gè)人看法的依據(jù)一. 12）For another, 個(gè)人看法的依據(jù)二. 13）Taking above

14、-mentioned factors into consideration, we /I may reasonably conclude that 重申觀點(diǎn) .常用模板1： Some people believe (argue, recognize, think) that 觀點(diǎn)1. But other people take an opposite side. They firmly believe that 觀點(diǎn)2. As for me, I agree to the former/latter idea. There are a dozen of reasons behind my be

15、lief. First of all, 論據(jù)1. More importantly, 論據(jù)2. Most important of all, 論據(jù)3. In summary, 總結(jié)觀點(diǎn). As a college student, I am supposed to 表決心. 或 From above, we can predict that 預(yù)測. 常用模板2：People hold different views about X. Some people are of the opinion that 觀點(diǎn)1, while others point out that 觀點(diǎn)2. As far

16、as I am concerned, the former/latter opinion holds more weight. For one thing, 論據(jù)1. For another, 論據(jù)2. Last but not the least, 論據(jù)3. To conclude, 總結(jié)觀點(diǎn). As a college student, I am supposed to 表決心. 或 From above, we can predict that 預(yù)測. 常用模板3：There is no consensus of opinions among people about X（爭論的焦點(diǎn)）。

17、Some people are of the view that 觀點(diǎn)1，while others take an opposite side, firmly believing that 觀點(diǎn)2。As far as I am concerned, the former/latter notion is preferable in many senses. The reasons are obvious. First of all, 論據(jù)1。 Furthermore, 論據(jù)2。 Among all of the supporting evidences, one is the stronges

18、t. That is, 論據(jù)3。 A natural conclusion from the above discussion is that總結(jié)觀點(diǎn)。 As a college student, I am supposed to 表決心. 或 From above, we can predict that 預(yù)測. 常用表達(dá)：Personally, I am convinced that TOPIC is a two-edged sword, which presents us both advantages and troubles. The best policy, as I see it

19、, is to maximize the benefits and minimize the negative influences.Every coin has two sides.2.原因現(xiàn)象解釋型 :定義：要求從試題的提示性文字、圖表或圖畫入手，描述提示性文字、圖表或圖畫反映出的現(xiàn)象，對該現(xiàn)象進(jìn)行解釋說明，分析其原因并加以評論?；窘Y(jié)構(gòu)：描述現(xiàn)象并說明其現(xiàn)狀分析這種現(xiàn)象產(chǎn)生的原因或相關(guān)因素提出建議或總結(jié)觀點(diǎn)考試時(shí)間主題或題目題材命題形式2006.6On Students Selecting Lecturers 校園生活提綱式文字2002.6Student Use of Computers

20、讀書學(xué)習(xí)提綱式圖表1998.1Harmfulness of Fake commodities社會(huì)熱點(diǎn)提綱式文字近10年四級考試中現(xiàn)象解釋型作文共出現(xiàn)過3次：有些大學(xué)允許學(xué)生自由選擇某些課程的任課教師學(xué)生選擇教師時(shí)所考慮的主要因素學(xué)生自選任課教師的益處和可能產(chǎn)生的問題1.目前社會(huì)上有不少假冒偽劣商品，為什么會(huì)有這種現(xiàn)象？ 2.舉例說明假冒偽劣商品對消費(fèi)個(gè)人、社會(huì)等的危害。 作文模板講解-分析原因/因素型1. 從第一段過渡到第二段的過渡句的寫法(1) There be 的句型There are two main reasons behind this phenomenon/trend. There

21、 are several causes accounting for this phenomenon/trend/change. When it comes to sth, there are a large number of factors which can be taken into accounts（2）普通主語句型 Two main reasons could contribute to (account for) this phenomenon/trend. A number of factors are accountable for this situation. （3） 被

22、動(dòng)句型 A number of factors need to be taken into consideration in doing sth. (被動(dòng)句)作文模板講解-分析原因型2. 主體段落展開（分析原因）：因果詞 至少陳述2-3個(gè)原因（reasons or factors) 不同原因之間過渡使用順序遞進(jìn)詞 in the first place, first of all, in addition, furthermore, finally, eventually 建議在陳述原因的時(shí)候用結(jié)果連詞陳述導(dǎo)致的結(jié)果 As a result, therefore, as a consequenc

23、e, consequently 作文模板講解-分析原因型3. 陳述原因的常用句型(P38-39;P64-66) One of the most common factors is thatP38 Another contributing factor is (that) P39 Perhaps the primary (fundamental) factor is (that)P39 The third reason, which can not be neglected, is that is responsible for result in contribute toA (原因）B(結(jié)果

24、）作文模板講解-分析原因型4. 陳述原因的常用（通用）理由/思路（1）關(guān)于某種現(xiàn)象/趨勢出現(xiàn)的原因 talk about the advantages of sth. （for example, convenience, efficiency) A concept of sth. A concept that +句子 a growing demand for a popular demand for Other general statements: P64 has changed dramaticallyThere isSth. 作文點(diǎn)評+開頭 Example 1: What are the

25、 reasons for the popularity of tourism in China? Keys: First of all, one of the most common factors is that traveling will enable people experience the diversity of the world. Therefore, more and more people enjoy traveling a lot. In addition, in modern city, a concept of relaxation has changed dram

26、atically with the improvement of peoples living standards. As a consequence, people prefer to travel as a mean of relaxing The third reason is that there is a profit incentive for travel agencies. As a result, they make efforts to boost the popularity of tourism. 作文模板講解-分析原因型4. 陳述原因的常用理由/常用詞（1）關(guān)于某種壞

27、現(xiàn)象/趨勢出現(xiàn)的原因 the awareness of sth. supervision/effective administration on sth. a growing demand for a popular demand for a profit incentive for sb. lack (s) the ability to do sth. (discipline oneself) sb. fail to do （e.g. recognize) sth. Other general statements: P64 There isSth. the lack of 作文點(diǎn)評+開頭

28、Example 2: What are the reasons for the fake commoditiesKeys: In the first place, the lack of the public awareness of copyright protection is mainly responsible for this phenomenon. Furthermore, the government fails to effectively supervise the production of fake commodities. As a result, a large nu

29、mber of fake commodities are produced dramatically. Finally, there is a great profit incentive for manufacturers. Consequently, they produce the fake ones as possible as they could. 作文模板講解-分析原因型3. 結(jié)尾段落：提出建議 句型1: As for me, it is crucial to take effective measures to solve the current situation. Firs

30、t, sb. should raise the awareness of the importance of sth. Second, the government ought to take the responsibility of doing sth. 句型2：Personally speaking, on one hand, there is no denying that sth. (句子）On the other hand, it is advisable for sb. to do sth. Directions：For this part, you are allowed 30

31、 minutes to write a short essay on the top water shortage. You should write at least 120 words following the outline given below in Chinese:1 水資源短缺已成為嚴(yán)重問題 2 造成水資源短缺的原因 3 你的看法注意：嚴(yán)格按照三段來寫！作業(yè)：分析原因型結(jié)構(gòu)模板 : 1）From the chart/ graph/ table/ picture, we clearly learn that總述社會(huì)現(xiàn)象, which has aroused great / com

32、mon concern. 2）What impresses us most is 圖表中重點(diǎn)數(shù)據(jù). 3）There are many reasons accounting for 現(xiàn)象或變化. 4）First of all/ To begin with, 原因一. 5）What is more/ Moreover, 原因二. 6）進(jìn)一步說明原因二. 7） In addition/ Besides, 原因三. 8）Therefore/ As a result, 總結(jié)原因?qū)е碌慕Y(jié)果.結(jié)構(gòu)模板 : 9） As to me/ As far as I am concerned, “我”的觀點(diǎn). 10）F

33、or one thing/ On one hand, 影響一/ 問題一. 11）For another/ On the other hand, 影響二/ 問題二. 12）Thus/ In brief/ To conclude, 總結(jié)觀點(diǎn) .模板示例：Average number of hours a student spends on computer per week 上圖所示為1990年、1995年、2000年某校大學(xué)生使用計(jì)算機(jī)的情況，請描述其變化說明發(fā)生這些變化的原因（可從計(jì)算機(jī)的用途、價(jià)格或社會(huì)發(fā)展等方面加以說明）你認(rèn)為目前大學(xué)生在計(jì)算機(jī)使用中有什么困難和問題范文3.問題解決型 此類

34、作文要求考生從提示性文字或圖表、圖畫入手，解釋提示性文字、圖表、圖畫反映出的問題，提出問題的危害性或解決這一問題的緊迫性；然后對問題展開分析，提出解決問題的方案或應(yīng)對措施；最后一段要求考生表明自己的態(tài)度、做法等。如2000年1月真題。 Reduce Waste on Campus 三段式作文的結(jié)構(gòu)安排提出問題 分析問題，給出解決方案 表明個(gè)人態(tài)度或闡述個(gè)人做法模板一 1. With the development/improvement of ,. 2. It is necessary that. 3. On the one hand, . 4. On the other hand, 1空格一

35、處鋪墊，空格二處填寫某一問題。 2關(guān)注解決現(xiàn)象引出的問題很必要。 3解決問題很必要的理由一。 4解決問題很必要的理由二。 5. Therefore, how to is worth paying attention. 6.Firstly7.Secondly 8.For example,9. Thirdly, . 10.In other words, 5承上啟下，填要解決的問題。 6. 解決辦法一。7 解決辦法二。8. 舉例解釋解決辦法二。 9. 解決辦法三。10. 闡明解決辦法三。 11.In fact, ways to are countless. 12.Its time that 11.

36、指出解決問題的辦法多種多樣。 12. 強(qiáng)調(diào)解決問題時(shí)不可待。 2004年1月真題：Reduce Waste on Campus With the improvement of living standard, waste on campus is increasingly serious. It is necessary that something should be done to reduce waste on campus. On the one hand, our waste has already caused a great loss of precious resources,

37、 such as water and electricity. On the other hand, our waste adds our parents as well as our society a burden. Therefore, how to eliminate waste on campus is worth paying attention. Firstly, we should turn off the light when we leave our dorms or classrooms so as to save electricity as much as possi

38、ble. Secondly, we should stop wasting water when we bath, or wash clothes and dishes. For example, we should use a basin when we clean faces. Thirdly, we should be economical. In other words, when go shopping, we should buy only what we really need. In fact, the ways to reduce waste on campus are co

39、untless. Its time that we cultivate the habit of thrift in every possible way. 模板二 1. There has been a discussion recently about. 2. It is obvious that. 3. Additionally, . 4. So it is high time, 1提出現(xiàn)存的問題。 2解決問題很必要的理由一 3解決問題很必要的理由二。 4承上啟下，說明解決問題的必要性5. First of all, 6.The reason is7.Secondly 8.That is

40、 to say, 9. Thirdly, . 5解決辦法一 6解決辦法一的理由.。 7解決辦法二。8. 闡明解決辦法二。 9. 解決辦法三。 10.In fact, more than three ways can be adopted, 11.As for me, 12.All in all, 10. 指出解決問題的辦法多種多樣。 11. 小結(jié)解決問題的根本途徑。 12. 總結(jié)全文。 There has been a discussion recently about waste on campus. It is obvious that a great loss of precious r

41、esources, such as water and electricity have been caused by waste. Additionally, our waste adds our parents and society a burden. So it is high time that we took actions to reduce the waste on campus. First of all, we should stop wasting water when we bath, or clean faces, or wash clothes and dishes

42、. The reason is that there is a great shortage of water in the word. Secondly, we should be economical. That is to say, when go shopping, we should buy only what we really need. Thirdly, we should turn off the light when we leave dorms or classrooms so as to save electricity as much as possible. In

43、fact, more than three ways can be adopted. As for me, the cultivation of good habit of thrift is most important for all of us. All in all, every college student should join in the efforts to combat the waste on campus. 模板三 1. I t is certain that. 2. For one reason,. 3. For another, . 4. However, som

44、e still puzzle on how to . 1提出問題及解決的必要性。 2解決問題很必要的理由一 3解決問題很必要的理由二。 4轉(zhuǎn)折到如何解決問題。 5. Here come some suggestions. 6.To begin with,7.Secondly 8.For instance, 9. Thirdly, . 10.That is because 5呈上指出解決問題的方法很多。 6解決辦法一.。 7解決辦法二。8. 闡明解決辦法二。 9. 解決辦法三。 10. 其理由。 11.The solutionvary according to different situati

45、ons. 12.Therefore, 11.解決問題的辦法隨具體情況不同而變化根本途徑。 12. 總結(jié)全文，要靈活地依據(jù)具體情況處理問題。 4.信件（重點(diǎn)掌握）英文信件寫作通常分為兩類：齊頭式縮進(jìn)式WritingPractical WritingDear Sir/Madam, Im writing in response to your advertisement for a PA / Secretary to the Managing Director. Although I did not have to travel in my previous job, I would be very

46、 willing to do so.I will be available for interview at any time, and look forward tohearing from you. Yours faithfully, William Jeremy SmithPeace HotelLing Gong Road 1818Beijing, ChinaMail box No.23, GX universityNanning, Guangxi , China27 Jan, 2008縮進(jìn)式發(fā)信人地址及發(fā)信日期收信人姓名和單位地址WritingPractical WritingDear

47、 Sir/Madam,Im writing in response to your advertisement for a PA / Secretary to the Managing Director. Although I did not have to travel in my previous job, I would be very willing to do so.I will be available for interview at any time, and look forward tohearing from you.Yours faithfully,William Je

48、remy SmithCompact System96 Rosewall Drive, South town, SO3 4BTMail box No.23, GX universityNanning, Guangxi , China27 Dec, 2007齊頭式四級作文常用連接詞總結(jié)1、總結(jié)關(guān)系過渡詞語 in general, to some extent, in my view, as for me, as far as I am concerned, obviously, in brief, on the whole, to sum up, all in all, in a word, in

49、 conclusion2、比較對比關(guān)系過渡詞語 similarly, on the contrary, on the one hand, on the other hand, otherwise, in sharp contrast, but, however, yet, nevertheless3、列舉關(guān)系過渡詞語1）to begin with, then, furthermore, finally（強(qiáng)烈推薦）2）to start with, next, in addition, finally（強(qiáng)烈推薦）3）first and foremost, besides, last but not

50、 least（強(qiáng)烈推薦）4）most important of all, moreover, finally （強(qiáng)烈推薦） 5）on the one hand, on the other hand（適用于兩點(diǎn)的情況）6）for one thing, for another （適用于兩點(diǎn)的情況）4、因果關(guān)系過渡詞語 because (of), since, for, owing to, thanks to, as a result of, consequently, for the reason that, therefore, hence5、讓步關(guān)系過渡詞語 although, even th

51、ough, in spite of, despite 6、強(qiáng)調(diào)關(guān)系過渡詞語 surely, obviously, particularly, in deed, needless to say, most important of all7、遞進(jìn)關(guān)系 in addition, also, moreover, besides，whats more 四級作文經(jīng)典句型1）主語從句It is common knowledge that honesty is the best policy. It is well-known that It is self-evident/ conceivable / o

52、bvious / apparent that It goes without saying that It is universally acknowledged that It is / that 2）賓（表）語從句We cannot understand why he was so cruel to his roommates. The problem is not who will go, but who will stay.3）定語從句（限定性和非限定性）As is shown/ demonstrated/ illustrated/ depicted/ described in the

53、 cartoon/ picture/ graph/ table, There are many reasons why I want to study in your university. It is estimated that tens of billions of pounds spent on cigarettes every year in our country, which is a huge waste.4）狀語從句（時(shí)間，原因，地點(diǎn)，條件，讓步，轉(zhuǎn)折when, since, because, if, though, before等）When the man is enjoy

54、ing the cigarette, the smoke becomes a monster （怪物） which will devour him. Whatever the reason, there are still some problems with student use of computers.5）分詞短語做定語或狀語Prof. Kang came to our university, giving us a lecture on how to acquire English better.6）倒裝句 （only, neither, nor, at no time, in no

55、 case)Only through these measures can we hope to solve the problem. Scattered around the globe are more than 100 small regions of isolated volcanic activity known to geologists as hot spots.7）被動(dòng)句Some measures should be taken to deal with the problem. He is said to have accomplished a lot of great de

56、eds. Many people believe that（It is believed that）8）強(qiáng)調(diào)句 It is not who rules us that is important , but how he rules us. 9) 省略句 If so, we have to give it up. If necessary. Whatever the reason. 10) What句型 We totally agree with what you have just said. 11) 設(shè)問句 Do you still remember the boy who cried wo

57、lf for several times so no one would trust him? 12) no more than A home without love is no more a home than a body without a soul is a man.13) may as wellas 與其不如 One may as well not know a thing at all as know it imperfectly. 14) the est that I have ever seen ( known/heard/had/read, etc) Mr. Chang i

58、s the kindest teacher that I have ever had. 15) cannottoo You cannot be too careful.16)否定+until(till) Nobody knows what he can do till he has tried.17) Nothing is er than to Nothing is more important than to receive education. 18) There is no doubt that There is no doubt that our educational system

59、leaves something to be desired. 19) So isthat （如此.以致于.） So precious is time that we cant afford to waste it. 20) Adj asis Rich as our country is, the qualities of our living are by no means satisfactory. 21) the morethe moreTheharderyouwork,themoreprogressyouwill make.22) By doing, we can Bytakingex

60、ercise,wecanalwaysstayhealthy.23) Itistime+過去式（該是.的時(shí)候了）Itistimetheauthoritiestookproperstepstosolvethetrafficproblems.24) Those whoThosewhoviolatetrafficregulationsshouldbepunished.25) Forthepastyears，sb+現(xiàn)在完成式. Forthepasttwoyears,Ihavebeenbusypreparingfortheexamination.26)Since+S+過去式，S+現(xiàn)在完成式。Sincehe