题目

Why did the man miss the call? I called you yesterday to ask you about your business trip, but Nil won answered.<br />Oh, my son was sick and I took him to the hospital.<br />Sorry to hear that.<br />I called you yesterday to ask you about your business trip, but Nil won answered.<br />Oh, my son was sick and I took him to the hospital.<br />Sorry to hear that. A . He did not feel well.  B . He was on a business trip. C . He was busy tending his son.        答案：C

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