why don't you _____(buy,to buy) her sone flowers.是填buy还是填to buy(

问题描述:

why don't you _____(buy,to buy) her sone flowers.是填buy还是填to buy(
是填buy还是填to buy(

buy
don't 后面接动词原型,to buy 是不定式.问句和陈述句都是一样的.