as there were not enough lifeboats for everybody. 为什么用for,还是因为for和谁是词组,如果用to替代for可以吗,为什么

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as there were not enough lifeboats for everybody. 为什么用for,还是因为for和谁是词组,如果用to替代for可以吗,为什么

as there were not enough lifeboats for everybody. 为什么用for,还是因为for和谁是词组,如果用to替代for可以吗,为什么
as there were not enough lifeboats for everybody. 为什么用for,还是因为for和谁是词组,
如果用to替代for可以吗,为什么

as there were not enough lifeboats for everybody. 为什么用for,还是因为for和谁是词组,如果用to替代for可以吗,为什么
【for】的用法
1.(表示对象)为了,给,对于
Isn't that enough for you?...那对你来说不够吗?
I have some free advice for you.我可以为你提供免费咨询.
2.帮助;为了
I hold a shop door open for an old person...我帮一位老人把住店门.
He picked the bracelet up for me.他帮我把手镯捡了起来.
这里for是指“给”或者“为了,帮助”
不能用“to”代替.因为:
to 带有一种方向性、目的性,而for 给人感觉是某种利益性更强.

for表示对象,意思是提供给每个人lifeboat不够。
这里不能用to,to有点含有送给的意思。

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