12、Sunday is the day ____ people usually don’t go to work.

A.when

B.which

C.in which

D.that

答案：A

13、The Chinese government has taken ________ to prevent the spread of the bird flu.

A.step

B.steps

C.measure

D.something

答案：B

14、My uncle _______ until he was 45.

A.married

B.didn't marry

C.has married

D.would marry

答案：B

15、It is said that the best time to visit the city is June or July,________ the South American winter cools the city.

A.where

B.which

C.on which

D.when

答案：D

16、So little ________ about chemistry that the lecture was completely beyond me.

A.did I know

B.I had known

C.did I knew

D.I know

答案：A

17、He has ________ on his farm.

A.20 head of cattles

B.20 heads of cattles

C.20 heads of cattle

D.20 head of cattle

答案：D

18、Will you ________ my article to find out whether I've made any mistakes?

A.look into

B.look through

C.see to

D.see through

答案：B

19、We've looked _______ for the keys we lost.

A.in all places

B.at all places

C.over all

D.everywhere

答案：D

20、________ I'm mistaken,I've seen that man before.

A.Unless

B.If

C.Because

D.But

答案：A

21、Who jumps ________in your class?

A.far

B.farther

C.farthest

D.longer

答案：C

22、______the maths problem is difficult,I'll try very hard to work it out.

A.Though

B.When

C.Before

D.After

答案：A

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