题目内容
用情态动词完成句子
She can speak quite fluent English. She ________ (一定在美国呆过)for some time.
答案:
解析:
解析:
|
must have been in the U.S.A. |
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题目内容
用情态动词完成句子
She can speak quite fluent English. She ________ (一定在美国呆过)for some time.
|
must have been in the U.S.A. |