单项选择题

All the elements of this problem must be addressed together （） none of them will be solved at all.

A. or
B. and
C. but
D. thus

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All the files ______ before the meeting began.
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B. were prepared
C. had been prepared


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The growth of world trade and FDI has been ______ than the growth of most domestic economies.
A. far more rapid



B. more far rapid
C. far rapider



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