题目内容
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 |
C
答案 C [考查时态。由时间状语so far可知本句应用现在完成时。]
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| A.was | B.had been | C.has been | D.will be |