A.350
B.320
C.50
D.30
第2题
A、It was deemed vital to solving the water problem.
B、It was not considered worth the expense.
C、It may not provide quality freshwater.
D、It is bound to gain support from the local people.
第3题
The new discovery _______ be of great service to mankind.
A. is bound to
B. is bound for
C. be bound to
D. be bound for
第4题
A.is bound to
B.is bound for
C.be bound to
D.be bound for
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