单项选择题

Last year ______ of new books were published on environmental protection.

A．the hundred
B．hundreds
C．a hundred
D．one hundred
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单项选择题
Having finished the letter, he ______ it carefully and sealed the envelop with a kiss.
A．folded
B．bent
C．turned
D．curved
单项选择题
The committee is expected to ______a decision this evening.
A．reach
B．arrive
C．bring
D．take
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