my mother is busy preparing for supper.改错.my mother is busy preparing for supper.改错.去掉“for” 为什么?
问题描述：
my mother is busy preparing for supper.改错.
my mother is busy preparing for supper.
改错.
去掉“for”
为什么?
答
prepare作此意讲时是及物动词 应该直接接物,而不需要其他介词,
有个用法是prepare sth for sb 意思是：为某人准备某物
下面是详
prepare vt.
1.准备;使...准备好[(+for)][O2]
They prepared themselves for the worst.
他们作了最坏的打算.
2.筹备,筹划[(+for)]
3.做(饭菜);制作;调制[O1]
When we arrived home,mother had already prepared dinner for us.
当我们到家时,母亲已为我们准备好了晚餐.
4.起草;编纂
不及物动词 vi.
1.准备,预备[(+for)][+to-v]
I was preparing for bed when I heard a knock at the door.
我正准备睡觉时听到有人敲门.
希望能够帮到你!