题目内容
My new novel has disappeared.Who _______ have taken it?
| A.should | B.must? |
| C.could | D.would? |
C?
“我新买的小说不见了。是谁拿走了呢?” 表示对过去事情的推测,must表示肯定,在否定和疑问句中用can/could。
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题目内容
| A.should | B.must? |
| C.could | D.would? |