问题
选择题
Progress ________ so far very good and we are sure that the work will be finished on time．[ ]
A．was
B．had been
C．has been
D．will be
答案
答案：C
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Progress ________ so far very good and we are sure that the work will be finished on time．[ ]
A．was
B．had been
C．has been
D．will be
答案：C