题目内容
用情态动词(can, may, must, need, have to)的正确形式填空:
She can speak a little French now. But she ______ speak French last year.
答案:couldn't
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题目内容
用情态动词(can, may, must, need, have to)的正确形式填空:
She can speak a little French now. But she ______ speak French last year.