问题描述： i can't decide which to buy.为什么用to buy?buying可以吗 1个回答 分类：英语 2014-09-27 问题解答： 我来补答 不行,因为这句话中to buy 修饰which,而言buying是动名词,不可以修饰宾语.但不定式可以修饰宾语.例子：I wish him to be at the meeting.They thought the moon to be inhabited. 展开全文阅读
