题目

I wonder why Jenny ____ us recently. We should have heard from her by now. A. hasn’t written        B. doesn’t write      C. won’t write       D. hadn’t written 答案：A 解析: 前句中recently与事句中动词民用的语气为重要提示：We should have heard from her by now.=We haven,t heard from her by now此处讨论最近该发生而没发生的事，用现在完成时态：…hasn’t written us recently.

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