托福語法技巧:介詞/副詞

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許多詞既可作介詞又可作副詞:
    He got off the bus at the corner.(介詞)
    他在拐角處下了公共汽車。
    He get off at the corner.(副詞)
    他在拐角處下車。   這些既可作介詞又可作副詞的詞中最重要的有above,about,
    across,along,before,behind,below,besides,by,down,in,near,off,on,over,past,round,since,through,under,up:
    They were here before six.(介詞)
    他們6點(diǎn)之前在這里?! e has done this sort of work before.(副詞)(Examda)
    他以前干過這種工作。
    Peter is behind us.(介詞)
    彼得在我們的后面?! e′s a long way behind.(副詞)
    他遠(yuǎn)遠(yuǎn)地落在后面。
    She climbed over the wall.(介詞)
    她爬過墻頭。
    You′ll have to climb over too.(副詞)
    你也得爬過去。
    When the meeting was over the delegates went home.(副詞)
    會議結(jié)束后代表們各自回家了。(這里over=finished結(jié)束)
    The shop is just round the corner.(介詞)
    商店拐過街口就是。
    Come round(to my house)any evening.(副詞)
    晚上有空來我家串門。
    He ran up the stairs.(介詞)
    他跑上樓梯。來源:考試大
    He went up in the lift.(副詞)
    他乘電梯上去了。
    這些詞中許多可以用來構(gòu)成短語動詞
    The plane took off.
    飛機(jī)起飛了。(離開了地面)
    He came round.
    他恢復(fù)知覺了。(恢復(fù)了意識