题目内容
Listen! ________ someone at the door.
[ ]
A.Has B.There's C.There're
答案:B
解析:
解析:
|
There be结构,someone作主语,谓语动词用单数形式 |
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题目内容
Listen! ________ someone at the door.
[ ]
A.Has B.There's C.There're
|
There be结构,someone作主语,谓语动词用单数形式 |