While you your trip, I was busy for my exams.
A. enjoyed, preparing B. were enjoying, preparing
C. were enjoying, to prepare
While you your trip, I was busy for my exams. A. enjoyed, preparing B. were enjoying, pr
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解决时间 2021-12-18 03:25
- 提问者网友：遮云壑
- 2021-12-17 19:20
最佳答案
- 五星知识达人网友：轮獄道
- 2021-12-17 20:25
解析：当你享受旅行时，我正忙于准备考试。While当。。。时，谓语通常用进行时态；而be busy doing sth忙于做某事。所以选B。
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- 1楼网友：雪起风沙痕
- 2021-12-17 21:09
你的回答很对
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