2018年高考英語(yǔ)一輪復(fù)習(xí)每日一題(第14周)as與which引導(dǎo)的定語(yǔ)從句

1、精品as與which引導(dǎo)的定語(yǔ)從句高考頻度： 難易程度：典例在線I. The number of smokers, is reported, has dropped by 17 percent in just one year.A. itB.whichC.whatD.as【答案】D【解析】分析句子結(jié)構(gòu)可知，空處引導(dǎo)非限制性定語(yǔ)從句，指代的是整個(gè)主句的含義，故可 排除A、C兩項(xiàng)。as引導(dǎo)非限制性定語(yǔ)從句時(shí)，表示"如同，正如"，符合題干意思，故選 D項(xiàng)。2. It is a truly delightful place,looks the same as it must hav

2、e done 100 yearsago with its winding streets and pretty cottages.A. asB. whereC. thatD. which【答案】D【解析】分祈句子結(jié)構(gòu)可松此旬是一個(gè)非限制ft走語(yǔ)從句，先行詞是pbce,在定語(yǔ)從句中是作壬語(yǔ)的- 所次用關(guān)系代詞引導(dǎo)。血引導(dǎo)非限定性定語(yǔ)從印寸要放在句首，故排除”選用wtaidL.句意；這貢是一個(gè)令 人愉快的地方，這里的頓胞的4備和美麗的小村莊一定和1叩年前看起來(lái)是一模一樣的。故選口as與which弓I導(dǎo)非限制性定語(yǔ)從句的比較一、相同點(diǎn)兩者引導(dǎo)非限制性定語(yǔ)從句時(shí)，可指代主句中的部分或整個(gè)句子的內(nèi)容，在

3、從句中作主 語(yǔ)、賓語(yǔ)或表語(yǔ)，位于主句之后有時(shí)可互換。The meet ing was put off, as /which was exactly what we wan ted.會(huì)議被推遲了，這正是我們想要的。He was a doctor, as/which I knew from his manner.他是一名醫(yī)生，我是從他的舉止中知道的。二、不同點(diǎn)1. as可以放在主句前后，也可插入主句之中；而 which引導(dǎo)的非限制性定語(yǔ)從句只能位 于主句之后。As is kn ow n to all, fish can ' t live without water.眾所周知，魚離開水無(wú)法生

4、存。Air, as we kno w, is gas.正如我們所知，空氣是氣體。2. 在非限制性定語(yǔ)從句中， which后的be動(dòng)詞不可??；而as后的be動(dòng)詞可以省略。She told me she won the match, which was a lie.她告訴我們她贏得了比賽，這是一個(gè)謊言。The material is elastic, as （was） show n in the figure.這種材料是有彈性的，正如圖中所示。3. which在非限制性定語(yǔ)從句中作主語(yǔ)時(shí)可用各類動(dòng)詞作謂語(yǔ)；而 as作主語(yǔ)時(shí)，謂語(yǔ)常 用系動(dòng)詞，如 be，seem， become等，一般不用其他行為動(dòng)

5、詞。He saw the girl, which delighted him.他看見(jiàn)了那個(gè)女孩，這讓他很高興。He did n' t say any thi ng at the meet ing, as/which seemed very stra nge.他在會(huì)議上一言未發(fā)，這看起來(lái)非常奇怪。4. as常用"正如"含義，常用的結(jié)構(gòu)有as we know（眾所周知）；as often happens（正如常發(fā)生的那樣）；as is often the case（情況常常如此）；as we all can see（正如我們看至U的）；be announced / ex

6、pected / known / imagined / mentioned / said / shown/ reported等。這些結(jié)構(gòu)常放句首，偶爾也可以放句中或句末。As is known to all, China is a developing country.眾所周知，中國(guó)是一個(gè)發(fā)展中國(guó)家。Kate was late for school, as ofte n happe ned.凱特上學(xué)遲到了，正如常發(fā)生的那樣。5. 在非限制性定語(yǔ)從句中，which可指代主句中的某一個(gè)單詞，as不可以。My brother enjoyed play ing basketball, which he

7、 really plays well.我哥哥喜歡打籃球，他打得非常好。Beiji ng, which he was born in, is our capital.北京，他出生的地方，是我們的首都。6. "介詞+關(guān)系代詞（介賓代物）"中關(guān)系代詞只能用which。The Travel Age ncy, with which our compa ny has bee n deali ng for several years,has ope ned for new bran ches.那家與我們交易了好幾年的旅行社又開了新的分店。Air is a mixture of gases

8、, of which oxyge n forms 21 perce nt.空氣是一種氣體的綜合體，其中氧氣占了21%。7. 從句中的謂語(yǔ)動(dòng)詞是否定形式時(shí)，常用which。He can write a letter in En glish, which I can not.他可以用英語(yǔ)寫信，我不能。Metal will bear beati ng with a hammer, which a stone will not.金屬能承受得住用錘子敲打，但是石頭則不能。8. 非限制性定語(yǔ)從句中的關(guān)系代詞代表前面主句中的賓語(yǔ)從句時(shí)，常用which。He said he had passed the ex

9、am, which was un true.他說(shuō)他通過(guò)了考試，這是假的。J學(xué)霸推詞1. Dad, let ' s go white-water rafting!-可編輯-精品 Ok. But equip yourself first. It is not such an easy job it looks.A.asB.whichC.thatD.what2. is often the case, a small child will feel unhappy and cry a lot the firsttime he or she goes to kindergarten.A.As B

10、.WhichC.That D.What3. The beginning of the story is excellent, is the ending, leaves us much to think.A.as ； whichB.so ；thatC.as； thatD.such ； which4. A Bridge Too Far is a book written by Cornelius Ryan, was made into afilm in 1977.A.thatC.whatB. whichD.it5. It rained very hard yesterday, prevented

11、 me from going to the school.A.thatB.itC. asD.which參考答案- 可編輯 -精品1-A【解析】考查定語(yǔ)從柯。旬專一爸創(chuàng) 我們?nèi)グ桌搜牧靼?。?的，但是首先要鑒剖孔逵不 像看起來(lái)的那么容易。使用定語(yǔ)從句先行詞® such an easy job,定語(yǔ)從旬鎂少表語(yǔ)，用as引導(dǎo)。 故選仏匕A【解析】考查定語(yǔ)從句匕句意:情況總是這樣，一個(gè)小孩第一次上幼兒曄寸總會(huì)不高沃并會(huì)犬哭不止已 分析句子結(jié)構(gòu)可規(guī)空處引導(dǎo)非隕制性定語(yǔ)從句指優(yōu)整個(gè)主句，當(dāng)從句位于句苜時(shí)，吃須使用35引導(dǎo)。3. A 【解析】考查定語(yǔ)從句。句意：這個(gè)故事的開頭很好，正如結(jié)尾一樣，留

12、給我們很多需要思考的東西。本句中前文"The begi nning of the story is excelle nt"為下文"isthe ending "的邏輯主語(yǔ)，用 as引導(dǎo)定語(yǔ)從句時(shí)，先行詞可以是一個(gè)詞，也可以是一句話。so和such無(wú)此用法。第二空為非限定性定語(yǔ)從句，先行詞"The beg inningof the story "為下文定語(yǔ)從句的邏輯主語(yǔ)，指物，故關(guān)系詞用which。選A。4. B【解析】考查非限制性定語(yǔ)從句。句意：遙遠(yuǎn)的橋是Cornelius Ryan 所寫的一本書，在1977年被拍成了電影。which引導(dǎo)非限制性定語(yǔ)從句，并在從句中作主語(yǔ)。故選B項(xiàng)?！疽族e(cuò)提醒】本題易誤選 A項(xiàng)或者D項(xiàng)。that和which均可引導(dǎo)定語(yǔ)從句，但是 that不能引導(dǎo)非限制性定語(yǔ)從句，故可排除A項(xiàng)。由于空格前缺少連詞，因此不能用it。