廣東省普通高中高中英語學(xué)業(yè)水平測試 Unit 4 Astronomy the science of stars課件 新人教必修3

1、高中英語 必 修 Unit 4 Astronomy：the science of the stars12021/8/8 星期日2單詞system n. 系統(tǒng)；體系；制度2theory n. 學(xué)說；理論violent adj. 猛烈的；激烈的；強暴的unlike prep. 不同；不像harmful adj. 有害的exist vi. 存在；生存puzzle n. 謎；難題 vt.& vi. (使)迷惑；(使)為難8. pull n& vt. 拉(力)；拖；牽引力2021/8/8 星期日3短語in time 及時；終于lay eggs 下蛋give birth to 產(chǎn)生；分娩in ones t

2、urn 輪到某人；接著prevent from 阻止；制止cheer up 感到高興；感到振奮now that 既然break out 突發(fā)；爆發(fā)watch out 密切注視；當(dāng)心；提防 2021/8/8 星期日4考點過關(guān)練習(xí)：1system n. 系統(tǒng)；體系；制度拓展：【派生詞】systematical adj.有系統(tǒng)的systematically adv.有系統(tǒng)地1)The _ _ was formed 4.5 billion years ago. 太陽系是45億年前形成的。2)There is something wrong with the _ _ 供水系統(tǒng)出了問題。solar sys

3、temwater system2021/8/8 星期日5考點過關(guān)練習(xí)：2theory n. 學(xué)說；理論拓展：【反義詞】practice n. 練習(xí)【派生詞】theoretical adj.理論上的theoretically adv.理論上1)Its hard for us to understand this _ about the origin of the universe. 我們很難去理解這個關(guān)于宇宙起源的理論。2)This is a clear explanation of _ _ _ evolution. 這是對進化論的清晰的解釋。theorytheory ofthe2021/8/8

4、 星期日6考點過關(guān)練習(xí)：3violent adj. 猛烈的；激烈的；強暴的拓展：【派生詞】violently adv. 猛烈地；兇猛地 violence n. 激烈；兇猛1)There will be a _ storm according to the clouds. 根據(jù)這些烏云，一場暴雨即將到來。2)The tiger attacked the elephant _ 老虎兇狠地攻擊這頭大象。violentviolently2021/8/8 星期日7考點過關(guān)練習(xí)：4in time 及時；終于拓展：【近義詞組】on time 按時1)He got on the plane_ _ 他及時上了飛

5、機。2)Tom will come_ _ even though it rains. 即使下雨，湯姆還是會準時來的。3)Hold on and you will succeed_ _ 堅持下去，你最終會成功的。in timein timeon time2021/8/8 星期日8考點過關(guān)練習(xí)：5unlike prep. 不同；不像拓展：【反義詞】dislike vt.不喜歡；厭惡 【近義詞】different adj.不同的1)Mary is _ her mother; she is tall and her mother is very short. 瑪麗不像她媽媽，她很高，而她媽媽很矮。2)

6、People _ those who are selfish. 人們不喜歡那些自私的人。unlikedislike2021/8/8 星期日9考點過關(guān)練習(xí)：6harmful adj. 有害的拓展：【近義詞組】do harm to 對有害 【反義詞】harmless adj.沒害的 【派生詞】harmfully adv.有害地1)Playing mobile phones will _ _ _ your health. 玩手機對你的健康有害。2)It _ _ _ your eyes if you read on the bed. 躺在床上看書對你的眼睛不好。do harm todoes harm

7、to2021/8/8 星期日10考點過關(guān)練習(xí)：7exist vi. 存在；生存拓展：【派生詞】existence n. 存在；生存 existent adj.存在的n生存者；存在的事物搭配： exist in 存在于 exist on 靠生存1)We cant _ without air. 我們沒有空氣就不能生存。2)It was impossible for them to _ _ such a small income. 他們靠這么微薄的收入生活是不可能的。existexist on2021/8/8 星期日11考點過關(guān)練習(xí)：8in ones turn 輪到某人；接著拓展：【近義詞組】in

8、turn 輪流1)The students clean the classroom every day_ _. 學(xué)生們每天輪流打掃教室。2)We should get on the bus_ _ 我們應(yīng)該排隊上車。in turnin turn2021/8/8 星期日12考點過關(guān)練習(xí)：9preventfrom 阻止；制止拓展：【近義詞組】stopfrom / keepfrom 阻止；防止1)The heavy snow _ us _ going out. 大雪阻止我們出行。2)The river should _ _ _ being polluted. 我們應(yīng)該盡力防止河流污染。prevent/

9、stop/keep frombe prevent/stop/keep from2021/8/8 星期日13考點過關(guān)練習(xí)：10now that 既然拓展：【近義詞】since conj.既然1)_ _ I am free，I can enjoy music for a while. 既然有空，我可以享受一下音樂。2)_ you have done that，stop blaming yourself. 既然你已經(jīng)做了，就不要自責(zé)了。3)_ _ you are grown up，you should not rely on your parents. 既然你長大了，就不應(yīng)該依靠你的父母。Now t

10、hatNow thatSince2021/8/8 星期日14考點過關(guān)練習(xí)：11break out 突發(fā)；爆發(fā)拓展：【近義詞組】burst out 突發(fā)；猛然搭配：break down 損壞； 壞掉1)We had a fire_ _ last night. 昨晚我們那里發(fā)生了一場火災(zāi)。2)My car _ _ so I have to go to work by bus. 我的車壞了，所以我不得不坐公交車上班。broke downbroke out2021/8/8 星期日15考點過關(guān)練習(xí)：12watch out 密切注視；當(dāng)心；提防拓展：【近義詞組】look out / be careful

11、當(dāng)心1)_ _！ Here comes the bus. 當(dāng)心！車來了！2)You have to _ _ for those people. 你得小心那些人。watch out/be careful/look outWatch out/Be careful/Look out2021/8/8 星期日16語法精講1定義：在句中作主語的名詞性從句稱為主語從句。引導(dǎo)詞有that，whether，who，what等。例如：(1)What I told you is true.我告訴你的都是真的。(2)Who will go to America is still unknown.誰會去美國仍然不知道。

12、2021/8/8 星期日17語法精講2形式主語：為了整個句子的平衡，主語從句經(jīng)常后置，并用it充當(dāng)形式主語，如果that引導(dǎo)的主語從句放在句首，則不可以省略引導(dǎo)詞that。例如：(1)It doesnt matter whether she will come or not. 她來不來，都無關(guān)緊要。(2)It has not been decided where the meeting is to be held. 在哪里開會還沒決定。(3)That the earth moves around the sun is a truth.地球圍繞太陽轉(zhuǎn)是真理。2021/8/8 星期日18語法精講練習(xí)：用適當(dāng)?shù)囊龑?dǎo)詞填空。1_ well go camping tomorrow depends on the weather.2_ you need is a good rest.3_ we should leave is a problem.4_ is hard for this little child to find out the answer.5_ it was done was a mystery.WhetherWhatWhenItHow2021/8/8 星期日19語法精講6_ we shall be late is certain.7_ I