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科目: 來源: 題型:單選題

Not until the train pulled into the station ______ that his suitcase was gone.

A.did he find B.had he found
C.he had found D.he found

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科目: 來源: 題型:單選題

—I think the environment is becoming worse.
—Yes, I really don’t know            we can do about it.

A.which B.whether
C.that D.what

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科目: 來源: 題型:單選題

We all think it is Jack, rather than his parents that           responsible for his bad manners in public.

A.a(chǎn)reB.is
C.wereD.be

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科目: 來源: 題型:單選題

The news shocked the whole nation         a strong earthquake hit Yushu on Apr.14, 2010.

A.whatB.when
C.thatD.which

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科目: 來源: 題型:單選題

It was about 600 years ago _______the first clock with a face and an hour hand was made.

A.untilB.when
C.beforeD.that

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科目: 來源: 題型:單選題

We must keep in mind the fact __________ China is still a developing country.

A.whether B.that
C.why D.when

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科目: 來源: 題型:單選題

Only when _______ hard _______ make your dream come true.

A.do you work; you canB.you work; you can
C.you work; can youD.do you work; can you

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科目: 來源: 題型:單選題

When it comes to relieving stress, proper rest and good nutrition can help, _______.

A.so does good parentingB.so good parenting does
C.so good parenting canD.so can good parenting

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科目: 來源: 題型:單選題

While watching television, __________.

A.the doorbell rang
B.the doorbell rings
C.they heard the doorbell rings
D.they heard the doorbell ring

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科目: 來源: 題型:單選題

Thomas wants to know ______Nina lives.

A.where B.who 
C.what D.if 

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