you can not have women falling in love with ...

问题描述:

you can not have women falling in love with ...
选修七unit2 Robots里的句子,想知道这里为什么要用falling,怎么不能用fall?have sb do和 doing有什么区别?

加ing是现在进行时 falling in love 是指这个women 一直现在falling in love