【正文】
時(shí)間狀語(yǔ)從句 常見(jiàn)的從屬連詞有:(注意其漢語(yǔ)意義)when, while, as, before, after, since, until (till) once as soon as, the moment, the minute, immediately, directly, each/every time, the first time, the last time, next time, by the time, whenever等。例如:Every/Each time I was in trouble, he would e to my help.I thought her nice and honest the first time I met her.注意:(1)when, while, as的區(qū)別:1)when引導(dǎo)從句時(shí),主從句的動(dòng)作有先有后,也可以同時(shí)進(jìn)行,從句的動(dòng)作可以是持續(xù)性的,也可以是短暫的。如:When I got to the airport, the plane had already taken off. (主先從后)(短暫性)When I lived there, I used to go to the seaside on Sundays. (同時(shí)) (持續(xù)性)When the movie ended, the people went back. (從先主后)2)while側(cè)重主從句動(dòng)作的對(duì)比,且從句的動(dòng)詞必須是持續(xù)性的。如:While we were chatting she was looking at the time table on the wall.3)as引導(dǎo)從句時(shí)側(cè)重主從句動(dòng)作同時(shí)或幾乎同時(shí)進(jìn)行,從句的動(dòng)作可以是持續(xù)性的,也可以是短暫的。如:Sometimes I watch TV as I am having breakfast.4)when和while還可以是并列連詞,意思分別是“就在這時(shí)”,“然而”。如:I was having a rest on the sofa when the telephone rang.They were surprised that a child should work out the problem while they couldn’t .注:并列連詞when常用與以下句型中:①…was/were doing…when…(正在做…突然)②…was/were about to do…when…(剛要做…突然)③…was/were on the point of doin