什么叫所有知識點.
it is good /bed/...(adj) idea/advice.for sth
這是一個好的/壞的...(adj) 主意/建議.對于什么事
it 是我學過的（高二）以前唯一可以做形式主語的單詞
for：介詞
1.為,為了
They fought for national independence.
他們?yōu)槊褡濯毩⒍鴳?zhàn).
This letter is for you.
這是你的信.
2.代替;代表
We used boxes for chairs.
我們用箱子當椅子坐.
3.因為,由于
I am sorry for what I said to you.
我后悔不該對你講那些話.
4.在(指定時間)
The meeting is arranged for 9 o'clock.
會議安排在九點鐘.
5.(表示時間、距離等)達,計
You can see for miles from the roof.
你站在屋頂上可以看到數英里之外.
6.對于,關于;在...方面
I am too old for the job.
我年紀太大,做不了這工作.
7.為得到,為贏得
He sent the waiter for a packet of cigarettes.
他讓侍者去拿一盒香煙.
8.以...為代價;以...交換
He sold his car for 500 dollars.
他以五百元把車賣了.
9.當作,作為
Do you take me for a millionaire?
你是不是把我當百萬富翁?
10.贊成;支持;傾向于
Are you for the government or against it?
你是支持還是反對政府?
11.朝...方向去;往,向
He left for Taipei.
他出發(fā)去臺北.
12.就...而言
She is sophisticated for her age.
就年齡而言她是世故了一點.
連接詞 conj.
因為,由于
We must start early,for it will take two hours to drive to the airport.