I when the UFO landed.
A. am watching TV
B. was watching TV
C. have watched TV
D. watched TV
I when the UFO landed.A. am watching TVB. was watching TVC. have watched TV D. watched TV
答案:2 悬赏:20 手机版
解决时间 2021-12-31 14:07
- 提问者网友：火车头
- 2021-12-31 08:45
最佳答案
- 五星知识达人网友：轻熟杀无赦
- 2021-12-31 10:08
A. am watching TV(答案→)B. was watching TVC. have watched TV D. watched TV解析：本题的从句是过去时，故主句应该是过去时的一种，本题的含义是UFO着落的当时我做的事情应该是正在发生，故用过去进行时，结构为was或were+doing，故选B。
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- 1楼网友：一秋
- 2021-12-31 11:31
好好学习下
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