—Could you please have a walk with me?
— . I have something important to do now.
- A.No, I couldn’t
- B.Yes, I could
- C.Sorry, I can’t
- D.Yes, I can
答案
正确答案：C
情态动词could用于有礼貌地提出要求或请求准许，用于疑问句，比can更委婉。回答时要用can，不能用could。本题答语中有“I have something important to do now.”，可知是“不能去散步”，所以答案选C。
略
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