I can't find my notebook in the room.I ________in the library last night.A ought to have left; B would have left ; C should have left ; D must have left

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I can't find my notebook in the room.I ________in the library last night.A ought to have left; B would have left ; C should have left ; D must have left

I can't find my notebook in the room.I ________in the library last night.A ought to have left; B would have left ; C should have left ; D must have left
I can't find my notebook in the room.I ________in the library last night.
A ought to have left; B would have left ; C should have left ; D must have left

I can't find my notebook in the room.I ________in the library last night.A ought to have left; B would have left ; C should have left ; D must have left
D must have left

选D！

“should/ought to have＋过去分词”表示“过去应该做谋事却没有做”； could have done“本可以做到某事”
would have done“本愿意做某事” 所以肯定要选D

这是一个表推测的情态动词的用法，四个选项只有must可以表推测。ought to和 would都不表示推测。如果不确定表可能性要用may 或might 。

I can' t find my I can't find my English book. I can‘t find my giasse是什么意思 ----_______?-----I can't find my shoes. where------ my trousers?i can't find -------. I can't find my ruler.Can I b______ yours? I lose my purse.I can’t find it a-------. I can't find my key s______.I'm worried. I can't find my pen.May I use___(you) I can’t find I can't find I can't find my pen.Who________ (take)it? I can't find my English dictionary ,who___(take) it where are my shoes,i can't find them a________ where are my books?i can ’t find（ ） I can't find my books .where are t____ I can 't find my pen.什么意思 I can‘t find my books. They are ___(miss).