高中英語Unit9WheelsLesson3CleanMachines課件北師大版必修精品PPT

1、Lesson 3Clean Machines一、下面四種不同的車,你知道它們分別是靠什么提供動力的嗎答案:A.petrolB.gasolineC.solar energyD.electricity二、將下列單詞填入相應(yīng)的句子中chapterimpressionessayappreciateoperatorreliable1.Things that are can be trusted to work well.2.A(n) is one of the parts that a book is divided into.Each chapter has a number,and sometime

2、s a title.3.If you something,you like it because you recognize its good quality.4.A(n) is a short piece of writing on one particular subject written by a student.5.Your of a person or thing is what you think they are like,usually after having seen or heard them.6.A(n) is a person who connects teleph

3、one calls at a telephone exchange.reliable chapter appreciate essay impression operator 三、閱讀課文,選擇正確答案1.Which of the following is TRUE about Marie Logan?A.She is from Australia.B.She got interested in solar cars when in kindergarten.C.She began taking part in car races when she was at university.D.Sh

4、e was always the winner in the car races she took part in.2.The race crossing the whole of Australia .A.can be done within a weekB.is longer than the Changjiang RiverC.is Marie Logans favourite because she was once the winner in itD.travels around the countryAA3.Marie Logan writes the book about sol

5、ar cars .A.to make a livingB.to tell people how to design a carC.to get people to know more about solar carsD.to persuade people to buy solar cars4.From the conversation,we can infer(推斷).A.Marie Logans book will be popularB.solar cars will be popularC.solar cars can run faster than a usual carD.weat

6、her can influence a solar cars speedCD四、閱讀課文,填寫下面的表格 use solar energy 80 40 clean safe pollution slow reliable 五、指出下列句子所表達(dá)的是既定事實還是持續(xù)行為,注意各自的謂語形式1.Weve looked at the figures and they are not good.2.You havent been studying very hard recently.3.Have you told everyone yet?4.She has revised a lot.5.Weve

7、 been looking for a new house since June.6.Shes been revising for her exams for weeks.7.Ive finished half my report.8.Ive been working on it all morning.9.They have been redecorating for ages.10.They have redecorated the sitting room.既定事實:持續(xù)行為:1;3;4;7;102;5;6;8;9123451.Ive designed five or six diffe

8、rent cars so far.到目前為止,我已經(jīng)設(shè)計了五六款不同的汽車?？键cso far 迄今為止So far it has been raining for a week.迄今為止,雨已經(jīng)下了一個星期了。He said he would telephone but we havent heard from him so far.他說要打電話來,但我們到現(xiàn)在還沒有收到他的音訊。 歸納so far在句中用作時間狀語,表示從過去某時到“現(xiàn)在”(即說話時)的一段時間,相當(dāng)于until now,因此常與現(xiàn)在完成時連用。它在句中的位置較為靈活,既可位于句首,也可位于句末。12345考點延伸習(xí)慣用語:

9、So far so good.迄今為止,一切順利。Weve reached the semi-finals.So far so good.我們已經(jīng)進(jìn)入了半決賽。迄今為止,一切順利。How are you getting along with your new classmates?你與你的新同學(xué)相處得怎么樣?So far so good.迄今為止,一切順利。12345123452.I want people to have a good impression of solar cars.我想讓人們對太陽能汽車有個好印象?？键cimpression n. 印象,感覺A good first imp

10、ression increases sales.良好的第一印象增加銷售額。You never get a second chance to leave a first impression!你不會有第二次機會給人留下第一印象!Every scene on the screen keeps me up-to-date and some of them will leave an enduring impression on my life.屏幕上的每個畫面都讓我擁有最新的信息,有些將在我的生活中留下不可磨滅的印象。We were left with the impression that we

11、were determined to win.我們留下了這樣一種印象我們志在必得。Im under the impression that he once asked me the question.我以為他曾經(jīng)問過我這個問題。12345歸納impression與不同介詞的搭配leave an impression on sb.給某人留下印象leave sb.with the impression that.給某人留下的印象(be) under the impression that.認(rèn)為,(通常指)誤以為12345考點延伸(1)同根詞:impress vt. 給留下深刻印象Our volun

12、teers will surely impress our guests.我們的志愿者們肯定會給我們的客人留下深刻的印象。My father impressed me with the importance of hard work.我父親使我明白了努力工作的重要性。Professor Smith impressed all his students with his great knowledge of history.史密斯教授用他淵博的歷史知識給他的所有學(xué)生留下了深刻的印象。Im very impressed with the scenery here.這里的景色給我留下了深刻的印象。T

13、he scenery here is strongly impressed on my mind.這里的景色深深地印在我腦海中。12345歸納impress的常用搭配impress sb.with.用/因給某人留下深刻印象 sb.be impressed with sth./sth.be impressed on sb.某物給某人留下深刻印象 (2)閱讀下面的句子,體會impressive的含義。The view from the other side is even more impressive.從另一側(cè)看到的風(fēng)景更令人印象深刻。含義:給人留下深刻印象的12345123453.But a

14、lot of people think that solar cars are too slow or not very reliable.但是許多人認(rèn)為太陽能汽車太慢了,或者不太可靠?？键creliable adj. 可靠的He wants to find a reliable person to help him with his work.他想找一個可靠的人幫他工作上的忙。I have been convinced that the print media are usually more accurate and more reliable than television.我一直認(rèn)為,紙

15、質(zhì)媒體通常比電視更精確,也更可靠?？键c延伸反義詞:unreliable adj. 不可靠的,靠不住的Dont ask Janeshes too unreliable.別問簡她太不可靠了。The cars unreliable in wet weather.這輛車在潮濕的天氣里不可靠。12345123454.Shell appreciate it.她會喜歡的?？键cappreciate vt. 欣賞,鑒賞【高考典句】(2017全國高考)Now,I appreciate the silence and the new way of communication it opens.現(xiàn)在我很欣賞沉默,以及

16、沉默帶來的新的溝通方式。Im not an expert,but I appreciate fine works of art.我不是專家,但我對好的藝術(shù)作品有鑒賞力。歸納appreciate的本義為“評價”,因而作“欣賞”講時是指對事物有深入的了解并能鑒賞。12345考點延伸(1)appreciate還常表示“感謝,感激”I appreciate the help you have given me.我對你所給予的幫助表示感謝。I would appreciate your keeping it a secret.=I would appreciate it if you keep it a

17、 secret.要是你能保守秘密,我將感激不盡。If you could give me directions,I would appreciate it.如果你告訴我怎么走,我會非常感激。歸納表示“對表示感謝”時,appreciate后通常接名詞或動詞-ing,動詞-ing形式前可用物主代詞表示其邏輯主語;不接動詞不定式或從句,但可以接it if/when.句型。12345(2)派生詞:appreciation n. 欣賞,感激She shows little appreciation of good music.她對好音樂幾乎沒有欣賞的能力。Please accept this gift

18、in appreciation of all youve done for us.承蒙鼎力相助,不勝感激。謹(jǐn)備薄禮,敬請笑納。12345123455.語法:現(xiàn)在完成進(jìn)行時與現(xiàn)在完成時的比較考點一 兩種時態(tài)偶爾可互換使用,含義基本相同。例如:I have been working here for five years.=I have worked here for five years.我在這里已經(jīng)工作5年了。They have been living in this city for ten years.=They have lived in this city for ten years.他們在這個城市已經(jīng)住了10年了。 12345考點二多數(shù)情況下兩種時態(tài)不可換用。在表示“從過去開始一直持續(xù)到現(xiàn)在”這個概念時,現(xiàn)在完成進(jìn)行時多用于口語。如果側(cè)重動作的結(jié)果,多用現(xiàn)在完成時;如果側(cè)重