用所给的单词的正确形式填空 1.Look!The boys( )[swim]in the river.doing?_英语解答

用所给的单词的正确形式填空 1.Look!The boys( )[swim]in the river.doing?

人气：432 ℃　时间：2019-11-21 04:40:58

解答

1.Look!The boys (are swimming) in the river.因为从“look"可以看出,这里是现在进行时,又因为”boys(男孩)"是复数,因此要用“be swimming"的”be"要用“are".翻译：看!男孩们正在河里游泳.补充：be包括(is,am,are,...