The cars _________ yesterday sell very well.

A. what I saw B. that I see

C. what I see D. that I saw

D 【解析】試題分析：根據(jù)題意可知是定語從句，因?yàn)橄刃性~是The cars 故用that引導(dǎo)，根據(jù)語境可知是一般過去式；句意昨天我看到的那些汽車買的很好。結(jié)合句意，故選D

Do not try to repair the computer yourself _____ you are an expert.

A. if B. that C. unless D. because

C 【解析】句意：如果你不是一個(gè)專家，不要努力自己修電腦。if如果，that那個(gè)；unless如果不，除非；because因?yàn)�。此處表示條件狀語從句，結(jié)合句意，不是專家，不要自己修電腦，故用unless。故選C。

–Did the teacher tell you _____ this afternoon?

–Yes, we will go to visit the Great Wall.

A. to go where B. how to do C. what to do D. to do what

C 【解析】句意：——老師告訴你今天下午要做什么嗎？——告訴了，我們將去參觀長城。作為動(dòng)詞tell的賓語，用疑問詞+to do。根據(jù)we will go to visit the Great Wall.可知我們將要去做什么， 故為what to do。故選C。

Something is wrong with my watch. I must have it ________.

A. repairing B. to repair C. repair D. repaired

D 【解析】句意：我的手表出故障了。我必須讓人修理它。have sth done讓某物被……，本題watch和repair之間是本棟關(guān)系，故用過去分詞repaired。故選D。

Today my father is feeling ______ to go to work.

A. enough good B. well enough

C. good enough D. enough well

B 【解析】試題分析：根據(jù)enough 修飾形容詞和副詞要后置，根據(jù)題意可知身體好用形容詞well；句意：今天我的父親感覺到足夠的好，能夠去上班。結(jié)合句意，故選B

Have a glass of water, please. You ______ be thirsty after a long walk.

A. should B. can C. must D. have to

C 【解析】句意：請喝一杯水。你走了很長的路后，你一定渴了。should應(yīng)該，表示建議；can能，表示能力；must一定，表示有把握的推測；have to不得不，必要要求。根據(jù)after a long walk.可知此處有把握推測你一定渴了，故用情態(tài)動(dòng)詞must。故選C。

I think ______ impossible for him _____ the work without any help.

A. it, finishes B. that, to finish C. this, finishing D. it, to finish

D 【解析】句意：我認(rèn)為對于他來說，沒有任何幫助完成那個(gè)工作是不可能的。根據(jù)句型think it+形容詞+for sb to do sth“認(rèn)為做某事對于某人來說是……”，it是形式賓語，to do sth是真正賓語。故選D。

There was so much noise in the room ________.

A. that we couldn’t hear him clearly B. but we couldn’t hear him clearly

C. that we couldn’t hear him clear D. because we couldn’t hear him clear

A 【解析】句意：在那個(gè)房間里有如此多的噪音以至于我們聽不清楚他說的話。so…that …“如此……以至于…….”，引導(dǎo)結(jié)果狀語從句，根據(jù)句意嗎，前后之間是因果關(guān)系。修飾動(dòng)詞hear，用副詞clearly。故選A。

______ weather we have today!

A. What a sunny B. What nice C. How beautiful D. How a fine

B 【解析】句意：今天我們度過了多么美好的一天��！感嘆詞有兩個(gè)：what和how，what形容詞，修飾名詞或名詞短語；how為副詞，修飾形容詞或副詞。weather是不可數(shù)名詞，故用what+形容詞修飾，故選B。

根據(jù)要求改寫句子。每空一詞。

1.I have to buy a robot so that I have more free time. (改為同義句)

I have to buy a robot ______ _______ ______ have more free time.

2.He doesn’t have to go out for lunch because his mother makes a lunchbox for him every day. (改為同義句)

His mother makes a lunchbox for him every day. ____ ____ _____, he doesn’t have to go out for lunch.

3.They design this kind of robot to do housework. (改為被動(dòng)語態(tài))

This kind of robot ________ ________ to do housework.

4.My mobile phone’s battery can last for a week. (對劃線部分提問)

______ _______ can your mobile phone’s battery last?

1.in order to 2.As aresult 3.is designed 4.Howlong 【解析】 1.so that引導(dǎo)的表示目的的狀語從句，此處接動(dòng)詞，故用in order to表示目的狀語。so that I have more free time. =in order to have more free time“為了有更多的空閑時(shí)間”，故為(1)...