是at the pool还是for the pool还是 to the pool 还是on the pool

是at the pool还是for the pool还是 to the pool 还是on the pool --------- Mike like swimming at the pool?是is 还是are swimming (at)还是(in) the swimming pool in the pool和at the pool The boy is swimming at the pool.为什么是at the pool?用in the pool in the pool at the pool 有什么区别? she is swimming ____ the pool.填的是at 还是in 在池子里游泳应该用的是in怎么教科书上用at We went for a swim at the pool last Friday afternoon.改成同义句We _______ _______ at the pool last Friday afternoon. We went for a swim at the pool last Friday afternoon 的同义句是什么 Where is he swimming?回答At the pool.(1)还能用In the/a pool.(2)Where is he swimming?是他在哪游泳还是他现在在哪游泳的意思? sometimes we have our party at the boathouse, which a predecessor of ours at the farm built in the meadow hard by the deepest pool for swimming and diving. 句子成分?由其,buit是过去分词做伴随还是就是表谓语动词省略了宾语 “()of June 15th.是at night还是on the night? at the turn of 20th century是20世纪初还是20世纪末? At the 27th --------- Mike like swimming at the pool? i am swimming at the pool 为什么ing形式一般疑问句不能用do比如She is swimming at the pool改为一般疑问句是Is she swimming at the pool?为什么不是Does she swimming at the pool?想不通,请讲解,谢谢! at the pool or in the pool?教科书上都是写的at the pool 两者到底有什么区别