2021年中考英語知識點之時間狀語從句

　　中考網整理了關于2021年中考英語知識點之時間狀語從句，希望對同學們有所幫助，僅供參考。

　　When  ---當……時候, 通常指某一特定的時間點，主句與從句的動作同時發(fā)生。

　　When I opened the window, I saw him come up.

　　When --- 正在……的時候，突然…。通常主句是進行時或   be about to 時，在翻譯的時候，when 可以譯成沒想到或突然。

　　I was walking along the street , when I met him.

　　When 當從句是進行時，主句是一般時，往往表示不滿。

　　Someone knocked at the door when I was having breakfast.

　　When=after

　　When the children had gone to bed, she began to prepare her lessons.

　　While ---在……期間，往往指一段時間。

　　While we were inAmerica, we saw him twice.

　　While ---表示一種不滿情緒，意思是這邊在干某種重要的事，而另一邊在享受等。

　　We are cleaning the classroom while they are playing the football.

　　As --- 一邊……一邊, 隨著

　　She was doing her homework as she was listening to the music.

　　As --- 當……時，指一個動作緊接著一個動作發(fā)生，從句通常用進行時。

　　As I was going out, it began to rain.

　　The moment --- 一……就…… =as soon as , immediately,

　　---Did you remember to give Mary the money you owed her?

　　---Yes, I gave her the moment I saw her.

　　Not… until --- 直到……才

　　He didn’t leave the office until he finished the work.

　　Before --- 在……之前

　　The passengers should arrive at the airport an hour before the flight departs.

　　After --- 在…… 之后

　　The customer left the ticket counter after he had a quarrel with the ticket agent.

　　Since ---自從……, 通常主句用現(xiàn)在完成時

　　I have never been there again since I graduated from the university.

　　It is just a week since we arrived here.

　　As soon as --- 一……就……

　　Jack went to school as soon as he got well.

　　No sooner than --- 一……就……

　　no sooner… than… 用于句首要求倒裝

　　Hardly …when…

　　Scarcely …when…

　　No sooner had he arrived than he went away again.

　　Once  --- 一但……就……

　　Once you see him, you will never forget him.

　　Every time, each time 每次whenever 每當

　　Each time he came to town, he would visit our school.

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