i have much money for the sweater 为什么用for

i have much money for the sweater 为什么用for
i have much money for the sweater 为什么用for

i have much money for the sweater 为什么用for
购买什么东西时,用介词for
我有很多钱够去买这件毛衣.

for 拿。。。用来。。。的意思，所以用for。 其实这种完全凭语感的

for为谁，或为某物。本句为有钱买某物