必修3_Unit_4單詞課件

1、Unit 4Astronomy：the science of the stars1. in time 及時；遲早，終于，及時；遲早，終于， against time 爭分奪秒；搶時間ahead of time提前，提早all the time一直；始終as time goes by隨著時間的推移at no time絕不，在任何時候都不at one time曾經(jīng)，一度 (1)To complete the project in time，the staff were working at weekends. 為了按時完成工程，全體員工周末都在上班。為了按時完成工程，全體員工周末都在上班。 (2)

2、The flowers were so lovely that they were sold . 這些花是如此可愛以致于它們很快就被賣光了。這些花是如此可愛以致于它們很快就被賣光了。 (3)He can be really badtempered . 他有的時候脾氣可真壞。他有的時候脾氣可真壞。in no time at times down ones life laid off laid some money aside lying lied laid laid lie A hen _ in the corner quietly. After a while the hen _ an egg

3、. But the man _ to his wife that the egg was bought in the shop _ in the centre of the town. Fill in the blanks with the correct form of lie or lay.laylaidliedlying3. exist vi. 存在；生存存在；生存exist in存在于之中exist on靠為生come into existence產(chǎn)生；成立；開始存在in existence存在1完成句子(1)The laidoff workers mainly _ (靠面包和茶生存)

4、 (2)Do you know when the new Marriage Law _ (開始實施)?(3)有一個解決目前地理問題的好方法。(漢譯英)_exist on bread and teacame into existenceThere exists a good way to solve the existing problem in geography4. in ones turn 輪到某人；接著輪到某人；接著in turn依次；轉(zhuǎn)而；反過來by turns輪流；交替take ones turn輪到某人turn down關(guān)小；拒絕turn up調(diào)大；出現(xiàn)turn off關(guān)(水、煤氣

5、或電燈等)turn on開(水、煤氣或電燈等)turn to轉(zhuǎn)向；求助于turn out制造出；原來(是)；證明(是)；結(jié)果(是)turn over翻過(書頁)；移交；(使)翻滾turn in交出；上繳 A drizzling rain falls like tears on the Mourning Day, The mourners heart is going to break on his way. Where can a wineshop be found to drown his sad hours? A cowherd points to a village of apricot

6、 flowers. Do not stand at my grave and weep, I am not there, I do not sleep. I am in a thousand winds that blow, I am the softly falling snow, I am the gentle showers of rain. I am in the morning hush, I am in the graceful rush, I am the starshine of the night. I am in the flowers that bloom, I am i

7、n a quiet room, I am in the birds that sing, I am in each lovely thing. Do not stand at my grave and cry, I am not there. I do not die.Yesterday is history, tomorrow is a mystery, but today is a gift, that is why its called present.完成句子(1)We make every effort to make more cars，and _ (反過來)this create

8、s further environmental pollution.(2)We _ _ (輪流守望)(3)He _ (求助于我)whenever he has difficulties.in turnkept watch by turnsturns to me(4)Unexpectedly，the weather _ (結(jié)果是)pretty nice that day.(5)The boy tried to join the club，_ (但被拒絕了)turned outbut was turned down 5prevent.from阻止；抑制阻止；抑制 n防止，阻止，妨礙防止，阻止，妨礙

9、 prevent sb. (from) doing sth. stop sb. (from) doing sth. keep sb. doing sth. keep sb doing sth 使某人一直做某事使某人一直做某事 protect sb. from.保護某人不受保護某人不受的侵的侵襲；擋?。环烙u；擋?。环烙鵳revention from 注意：被動語態(tài)中上述搭配中的注意：被動語態(tài)中上述搭配中的from都不可省略。都不可省略。 (1)These gases act like the glass of a greenhouse in that they allow energy fro

10、m the sun to enter but prevent energy from leaving. 這些氣體起到像溫室玻璃一樣的作用，它們允許這些氣體起到像溫室玻璃一樣的作用，它們允許來自太陽的能量進入?yún)s阻止能量離開。來自太陽的能量進入?yún)s阻止能量離開。 (2)They would prevent/stop/keep the rich from robbing the poor. 他們要制止富人掠奪窮人。他們要制止富人掠奪窮人。 (3)He raised his arm to _ being hurt. (4)Prevention is better than cure. 治病不如防病。治病

11、不如防病。 People will thank the firefighters for the things they do to prevent fires_ the environment safer. Amake Bto make Cfrom making Dmakingprotect her children from B puzzling puzzled puzzlement in 2. Puzzle 等系列詞的用法等系列詞的用法 The math problem is a _ to every student. So the teacher explained it carefu

12、lly. However, what the teacher explained _every student. Thats to say, what the teacher explained remains _ or every student was _ at/by what the teacher explained. Thus, there are _looks on every students face. In short, the _problems puzzled everyone again.puzzlepuzzledpuzzlingpuzzledpuzzledpuzzli

13、ng7. Suffix 后綴后綴 （構(gòu)詞法的一種）（構(gòu)詞法的一種）art (藝術(shù)）藝術(shù)）physics（物理學）（物理學）chemistry（化學）（化學）biology（生物學）（生物學）Geology（地理學）（地理學）science（科學）（科學）economy（經(jīng)濟）（經(jīng)濟）History（歷史）（歷史）artistphysicistchemistbiologistgeologistscientisteconomisthistorianartisticphysicalchemicalbiologicalgeologicalscientificeconomichistorical8 no

14、w that 既然，由于，是連詞詞組，引導(dǎo)既然，由于，是連詞詞組，引導(dǎo)原因狀語從句，表示明顯的原因或即成的事原因狀語從句，表示明顯的原因或即成的事實實. 其他引導(dǎo)原因狀語從句的連接詞；其他引導(dǎo)原因狀語從句的連接詞； because因為因為(語氣較重，常用于回答語氣較重，常用于回答why的提問的提問) since因為，既然，由于因為，既然，由于(可與可與now that互換互換) as因為因為(語氣較弱語氣較弱) for因為因為(并列連詞，引導(dǎo)一個分句，不能置并列連詞，引導(dǎo)一個分句，不能置于句首，表示進一步補充說明于句首，表示進一步補充說明) (1)It must have rained las

15、t night，for the ground is wet. 昨天晚上一定下雨了，因為地是濕的。昨天晚上一定下雨了，因為地是濕的。 (2) you have finished your work，youd better have a rest. 既然你的工作已經(jīng)做完了，最好休息一下。既然你的工作已經(jīng)做完了，最好休息一下。Now that Now that everyone is here，lets beginour class.Since you have come，why not just stay? 9watch out for 密切注意；當心；提防密切注意；當心；提防 (1)watch for 等待等待 watch over 照顧；監(jiān)督；保護照顧；監(jiān)督；保護 (1)I advised them to slick spots on the sidewalk. 我建議他們當心人行道上