单项选择题

______ it is, a dream or a scientific fact, all thinkers about the space travel have agreed on one thing: the trip is worth making.

A. Whatever
B. Whoever
C. Whosever
D. Whichever
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单项选择题
On Jan. 1, 2002, twelve European Union countries introduced Euro coins and notes, （）means that 300 million people began to use the same money.

A. what
B. which
C. that
D. when
单项选择题
Which of the following italicized parts is used as a predicative (表语)
A. I’m now downstairs, waiting for you.
B. He runs downstairs to see his beloved girl friend.
C. China is a developing country.
D. The factory is developing quickly with the lead of an ambitious young woman.
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