问题: Choose the correct answer
1.Fill in the blank with the present perfect tense of the bracketed verb.
We ___ silent for the past two years and now we decide to tell the truth to all of you. (keep)
2.Fill in the blank with the present perfect tense of the bracketed verb.
Jimmy has ___ the chairman of the board. (become)
解答:
1,have kept
2,become
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