英语必修3--unite4知识点.ppt

,Unit4 language points,Dear David, IM glad to receive your letter. I have learned from your letter that you are concerned about the smog which frequently appears in some areas of China. Thank you for your concern . Im also very worried about such terrible weather because it has brought much inconvenience or rather harm to peoples health such as traffic jam, road accidents, bad coughs, throat hurts, even lung cancers and so on.,As everybody knows, a good environment comes from good protection. So we should do what we can to make a difference. Try to drive less and choose airfriendly products. Only when everyone has the environmental awareness can we have cleaner air. Hoping to hear from you soon and share your good ideas. Yours Li Hua,Dear Jane, Congratulations on your passing all the exams.,I am delighted that you have really made great progress in your two years of studying in China.,We are proud of you and we all appreciate your help with our English.,Its a pity that you have to go back soon, so a farewell party for you will be held in Room 302 in the Sun Club at 6:00 p.m. this Saturday.,We sincerely hope you will come and Im sure we,will have a good time together. By the way , you may take Bus 332 in front of your hotel and it will take you directly to the club.,I wish you success and fulfillment in the years to come. Yours Li Hua,祝你事业成功，万事如意。,in time,1)They caught the last bus in time. 2)If you keep on, you will succeed in time. 3)The storm was in time to stop before the sports meeting.,及时,迟早,终于,1)He tried to finish the work ahead of time. 2)He usually reads many comic books to kill time. 3)At no time would he smoke. 4)At no time should we give up study though we have made great progress.,提前,打发时间,1)_(很显然) hes round and tall like a tree. 2) _(你真好)to help me. 3) _（据说）he has come to Beijing. 4) _(真可惜) he is ill. 5) _(对于我们来说很重要) to master two foreign languages. 6)_(对于我来说是件愉快的事)to go on a holiday with you.,It is very clear that,It is kind of you,It is said that,It is a pity that,It is important for us,It is a pleasure for me,7) _(很自然) he (should) fall in love with such a beautiful girl.,It is natural that,It is natural / strange / necessary that -(should) do,Line AB is three times longer than line CD.,1. A+ be+倍数 形容词/ 副词的比较级than+B,线段AB 是线段CD 的三倍长。,This dictionary is five times as thick as the one you borrowed from the library.,2.A +be+倍数 +as+形容词/ 副词的原级as +B,这本词典的厚度是你从图书馆借的那本的5 倍.,_,_,_,The earth is 49 times the size of the moon. 地球的体积是月球的49 倍。,3.A +be +倍数 + the + size，height，weight，length，width, depth of +B,_,_,This hall is_ _ _ than our classroom. 这个大厅比我们的教室大5 倍。 This table is_ _ _ _ as that one. 这张桌子是那张桌子的三倍长。 This river is_ _ _ _ of that one. 这条河是那条河的三倍深。,This hall is_ _ _ than our classroom. 这个大厅比我们的教室大5 倍。,five times bigger,This table is_ _ _ _ as that one. 这张桌子是那张桌子的三倍长。,three times as long,This river is_ _ _ _ of that one. 这条河是那条河的三倍深。,three times the depth,This rope is twice long than that one. Asia is four times as larger as Europe. This street is four times the long of that one.,_longer,_large,_length,Americans eat _ vegetables per person today as they did in 1910. A. more than twice B. as twice as many C. twice as many as D. more than twice as many,D,Paper produced every year is _ the worlds production of vehicles. A. the three weight of B. three times the weight of C. as three times heavy as D. three times as heavier as,B,The house rent is expensive. Ive got about half the space I had at home and Im paying _ here. A. three times as much B. as much three times C. much as three times D. as three times much,A,With the help of the German experts， the factory produced _ cars in 1993 as the year before. A. as twice many B. as many twice C. twice as many D. twice many as,C,It is reported that the United States uses_energy as the whole of Europe. A.as twice B.twice much C.twice much as D.twice as much,D,break in break into break out break through break away from break up break down,插嘴，打断,强行闯入,爆发,突破,脱离，摆脱,结束，解散；分裂；打碎,抛锚；精神崩溃，身体垮掉；分解；（计划）失败,用break相关短语填空,1)The thief _ the police, but was later caught. 2)If you keep on working like that, youll _sooner or later. 3)The car_just on my way here. 4)It is bad manners to _when others are talking.,broke away from,break down,broke down,break in,5）If anyone tries to _ the building, the alarm will go off. 6）Does everyone know what to do if a fire _? 7)It may take a long time to _ the problem. 8)In spring the icebergs begin to _.,break into,breaks out,break through,break up,puzzled puzzling,感到困惑的。修饰人,令人困惑的。修饰物,1)They were_at our interest in legal matters. 2)He was _how to answer the letter. 3)The problem is quite _. 4)The _look on her face suggested she was puzzling over the _math problem.,puzzled,puzzled,puzzling,puzzled,puzzling,face ，look， expression， smile， eye,exciting 令人兴奋的； excited感到兴奋的 disappointing令人失望的； disappointed 感到失望的 encouraging令人鼓舞的； encouraged 受到鼓励的 frightening 令人害怕的； frightened 感到害怕的 inspiring 令人鼓舞的； inspired受到鼓舞的 interesting 令人感兴趣的； interested感兴趣的 moving 感动人的； moved 受感动的 pleasing 令人高兴的； pleased 感到高兴的 tiring 令人厌烦的； tired 感到厌烦的 surprising 令人惊讶的； surprised 感到惊讶的 touching 令人感动的； touched 受感动的 worrying令人担忧的； worried 感到担忧的 satisfying令人满意的 satisfied 感到满意的,这样的词你能想到多少？,当我听到这个令人兴奋的消息，我很兴奋。,I was_ when I got the _news.,excited,exciting,I didnt know you were _in Mark Twain. Twain certainly had an unusual and _life. (interest),interested,interesting,The man with the gun had a _(satisfy) expression in his face.,satisfied,热身,The film was quite _and the children were _to tears. excited; moved B. exciting; moving C. excited; moving D. exciting;moved,D,The boys missing made the police _. A. puzzle B. puzzling C. puzzled D. be puzzled,C,抢答,1. The children were _after the trip. （tire） 2. The trip was_. （tire） 3. The _children went to bed early after the trip. （tire） 4. The _trip lasted a whole day. （tire） 5. The trip made the children_. （tire） 6. The bad weather made the trip_. （tire）,tired,tiring,tired,tiring,tired,tiring,7. Toms parents are _ at his _ results of the exams（disappoint） 8. _and angry, he left the meeting-room. （disappoint） 9. It is _that he didnt pass the examination（disappoi