I her, but I never could.A. ought to helpB. must helpC. must have helpedD. ought to have
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解决时间 2021-01-04 04:53
- 提问者网友：棒棒糖
- 2021-01-03 23:15
I her, but I never could.
A. ought to help
B. must help
C. must have helped
D. ought to have helped
最佳答案
- 五星知识达人网友：怀裏藏嬌
- 2021-01-03 23:56
A. ought to helpB. must helpC. must have helped(答案→)D. ought to have helped解析：本题考查情态动词。句中ought to have done表示“本应当做”。句意：我本应当帮助她的，但我不能够。
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- 1楼网友：一叶十三刺
- 2021-01-04 01:18
对的，就是这个意思
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