They _______ on the program for almost one week before I joined them,and now we
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They _______ on the program for almost one week before I joined them,and now we _______ it as no good results have come out so far.A.had been working; are still working | B.had worked; were still working | C.have been working; have worked | D.have worked; are still working |
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答案
A |
解析
第一个动作发生在“我” 加入之前,又由于现在还在做,所以它的时态应用过去完成进行时;now证明第二个空格与现在有关,所以满足条件的只有A项。 |
举一反三
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