A:Is the boy ( ) in the river?B:No,he( ).He's( )in the swimming pool.

问题描述:

A:Is the boy ( ) in the river?B:No,he( ).He's( )in the swimming pool.

填空答案:
swimming;isn't; swimming.【男孩在河里游泳吗?不是,他在游泳池里游泳】
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