I can't choose which book to buy.为什么用to buy?是动词不定式作定语修饰book吗

I can't choose which book to buy.为什么用to buy?是动词不定式作定语修饰book吗 I can't choose which book to buy.改为同义句 I can't choose which book to buy.(改为同意句） I can't choose whic I can't choose which pair of jeans to buy i can't decide which to buy.为什么用to buy?buying可以吗 I can't decide which one to buy 为什么不可以to buy which one i can't choose which pair of jeans to buy .什么意思 What can I do for you Yes,please.I want to buy a book .how t The book which I want to ( )is too expensive.A.buy B.buy it I can't decide____ A.to buy which one B.which one to buy C.t I can't decide to buy which.They both look nice [on] me.为什么用 i can't decide ____ a.which to buy b.to buy which