2022新外研版（2019）《高中英语》必修第二册Unit4语法练习（ppt课件）.ppt

1、1.Tom is the first student _(support)the plan.2.Id like to have a chance _(watch)his live performance.3.Tom took a taxi to the airport,only_(find)his plane high up in the sky.4.The TV series has been on these days,_(appeal)to a lot of audience.5._(appoint)as chairman,Tony held a family get-together

2、to celebrate it.to supportto watchto findappealingHaving been appointed/Appointed课前导学1.不定式做定语不定式做定语(1)不定式做定语表将来。不定式做定语表将来。The student _(present）his new ideas in five minutes is my new roommate.The car _(buy)next week is for my sister.There is a meeting _(hold)this afternoon.(2)用来修饰被序数词、最高级或用来修饰被序数词、

3、最高级或no,all,any等限定等限定的中心词，且与中心词是逻辑上的主动关系。的中心词，且与中心词是逻辑上的主动关系。He was the best man _(do)the job.She was the first woman _(win)the gold medal in the Olympic Games.(3)作定语的不定式如果是不及物动词，或者不定式作定语的不定式如果是不及物动词，或者不定式所修饰的中心词是不定式动作的地点、工具等，所修饰的中心词是不定式动作的地点、工具等，不定式后面须有相应的介词。不定式后面须有相应的介词。The Browns have a comfortabl

4、e house to live _.to be boughtto be heldto doto wininto present课中提升(4)常跟不定式作定语的名词有：常跟不定式作定语的名词有：promise,plan,attempt,offer,decision,refusal,failure,ability,chance,opportunity,warning,aim,wish,goal,purpose,dream,choice,right(权利权利)等。等。The ability _(express)an idea is as important as the idea itself.(5

5、)比较：比较：I have a lot of work to do.(_做做)I have a lot of work to be done.（_做）做）You are wandering in the store.Do you have anything _(buy)?I want to go to Beijing.Do you have anything _(buy)?to express主语主语别人别人to buyto be bought2.不定式作状语不定式作状语(1)作目的状语，常用结构为作目的状语，常用结构为to do,only to do（仅仅（仅仅为了）为了）,in order

6、 to do,so as to do。He ran fast so as to/in order to catch the first bus.=_ to catch the first bus,he ran fast.I come here only to say good-bye to you.Group activities will be organized after class _(help)children develop team spirit.In orderto help不定式作目的状语，放在句首要加逗号与句子隔不定式作目的状语，放在句首要加逗号与句子隔开，放在句末不加逗号

7、。开，放在句末不加逗号。(2)作结果状语，常用结构作结果状语，常用结构soas to do,suchas to do,enough to do,tooto do,以及以及only to do(表示意表示意外的或事与愿违的结果外的或事与愿违的结果)。Im not so stupid as _(write)it down,He is such a lovely boy as _(love)by everyone.He is too excited _(speak).The boy is old enough _(dress)himself.He searched the room only _(f

8、ind)nothing.Tom took a taxi to the airport,only _(tell）his plane high up in the sky.但是：但是：Im only too glad to have passed the exam.(pleased,ready,willing,glad,happy等等)to findto write to be loved to speakto be toldto dress(3)作原因状语作原因状语,形容词或表示情绪的过去分词作表形容词或表示情绪的过去分词作表语时，后面可接不定式作原因状语，用以说明产语时，后面可接不定式作原因状

9、语，用以说明产生这种情绪的原因或所表示的情况等。用于这类生这种情绪的原因或所表示的情况等。用于这类结构中的形容词或表示情绪的过去分词常见的有：结构中的形容词或表示情绪的过去分词常见的有：happy,lucky,glad,sorry,anxious,proud,disappointed,angry,surprised,ready,delighted,pleased,willing,clever,foolish等。等。You will never know how happy I was _(see)her yesterday.to see4)“主语+系动词+表语（形容词）+to do”结构中，当

10、句子主语与动词不定式有逻辑上的被动关系，且形容词表示主语的特征或性质时，需用不定式的主动形式表示被动意义。常用形容词有easy,hard,difficult,important,pleasant,nice,comfortable,safe,dangerous等。The book is difficult _(understand).椅子坐起来很舒服。_to understandThe chair is comfortable to sit on.3.分词作状语分词作状语(1)分词作状语，可以表示时间，原因，条件，让步，分词作状语，可以表示时间，原因，条件，让步，方式、伴随和结果等。为了强调，还

11、可与方式、伴随和结果等。为了强调，还可与while,when,once,if,unless,though,although等连词连等连词连用。用。Not receiving any letter from him,I gave him a call._(give)more attention，the trees could have grown better.An earthquake hit this area,_(cause)many deaths.(现在分词表示现在分词表示_的结果的结果)Givencausing自然自然状语从句的省略状语从句的省略当状语从句的主语和主句的当状语从句的主语

12、和主句的主语一致主语一致或从句主语是或从句主语是it且且be动词时动词时，可以省略状语从句的，可以省略状语从句的主语和主语和be动词动词。1.时间状语从句中的省略时间状语从句中的省略(1)Dont speak until _(speak)to.(2)He often makes mistakes when _(speak)English.(3)She always sings while _(do)her work.(4)When _(offer)help,one often says“Thank you.”or“Its kind of you.”(5)The research is so d

13、esigned that once _(begin),nothing can be done to change it.spokenspeakingdoingofferedbegun2.条件状语从句中的省略条件状语从句中的省略(1)Generally speaking,if_(take)according to the directions,the drug has no side effect.(2)Every evening after dinner,if not _(tire)from work,I will spend some time walking my dog.(3)Unles

14、s _(repair),the machine is of no use.3.让步状语从句中的省略让步状语从句中的省略Though _(tell)many times,he still repeated the same mistake.takentiredrepairedtold针对训练：针对训练：(1)If _(give)the same treatment again,he is sure to get well.(2)When_(complete),the museum will be open to the public.(3)Once _(抓住偷窃抓住偷窃)at the shop,youll be dismissed.(4)While _(study)in Canada,he made a lot of friends.(5)The boy fell asleep when _(do)his homework.givencompletedcaught stealingstudyingdoing