问题描述： boat和ship分别是in the sea 还是on the sea at 1个回答 分类：英语 2014-12-07 问题解答： 我来补答 There is a boat in the sea.小船在海里.（boat小,处在水中,用in.）Look!A big ship is on the sea.瞧,海上有首大船.(ship大,处在水面上,用on.) 展开全文阅读
