题目内容

萜类化合物的结构通式为(C4H8)n

A. 对
B. 错

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These people once had fame and fortune; now ____ is left to them is utter poverty. (2002.6.CET-4)

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

The reason I didn’t go to the meeting yesterday was ____ I had no interest in the topic.

A. because
B. due to
C. because of
D. that

It caused them to think about ____they might control the experiences of children to produce responsible and productive adults.(2008.12.CET-4)

A. what
B. how
C. whatever
D. however

They lost their way in the forest, and ____ made matters worse was that night began to fall. (1991. 考研题)

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

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