问题描述: 划分句子成分:he is looking at the sky 1个回答 分类:英语 2014-10-17 问题解答: 我来补答 有两种理解一种是把它看成主系表结构的句子he(主) is (系)looking at the sky (表)但最好是看成第二种主谓宾结构的句子he(主语) is looking at(动词短语做谓语) the sky (宾语) 展开全文阅读