many students think working on the farm is much better than having classes

问题描述:

many students think working on the farm is much better than having classes
为什么此处work和have是ing形式

think doing sth.想要做某事
句子的时态前后一致,所以having
例~He is moving and seeing.
他边走边看.谢谢的说我看了这个词组在别的回答中有争议所以我想再看看别人回答的