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      1. ·߿W(wng)ṩԺУxI(y)־Ը߿У·Ҏ(gu)(w)
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        2009߿ӢZİZľ

        2009-02-20 11:48:18 Դ
        ZľǸ߿ӢZıؿcC^ʡРZľĿ}r҂l(f)F(xin)°Zľ؄eֵP(gun)ע
        һin case(do)ĠZľ
        (j)ZIJͬin caseȿɱʾfһ(do)lZľ䣻ҲɱʾԷ(fһ)(do)ĿĠZľɵ}xin case
        1. Leave your key with a neighbor ______ you lock yourself out one day. ()
        A. ever since            B. even if                  C. soon after             D. in case
        2. My parents live in a small village. They always keep candles in the house ______ there is a power cut. (ؑc)
        A. if                         B. unless                  C. in case                  D. so that
        ɵ}xin caseʾԷfһ
        before(do)ĠZľ
        Ҫע⡰it+be+һΕrg+before@һ͡磺
        1. The field research will take Joan and Paul about five months; it will be a long time ______ we meet them again. (վ)
        A. after                     B. before                   C. since                     D. when
        2. He was told that it would be at least three more months ______ he could recover and return to work. ()
        A. when                     B. before                  C. since                     D. that
        ɵ}before1}漰ľʽ飺It will be a long time before˼ǡҪ^ܾòŕ2}漰ľʽ飺it was some time before˼ǡڡ֮ǰ^һΕrgͨD(zhun)g顰Ҫ^һΕrgŕ
        while(do)ĠZľ
        ҪעwhileʾMܡmȻr÷˕r(do)IJǕrgZľ׌Zľ䡪÷SͬW(xu)Ϥֵ؄eע磺
        ______ I really dont like art, I find his work impressive. (ɽ|)
        A. As                        B. Since                   C. If                          D. While
        xDwhileڴ˱ʾMܡmȻ磺While the work was difficult, it was interesting. MܹyȣȤ/ While I understand what you say, I cant agree with you. mȻ˼߀Dzͬ⡣
        whileʾȵ÷Ҳֵע⣨˕rʾ磺
        The cost of living in Glasgow is among the lowest in Britain, ______ the quality of life is probably one of the highest. ()
        A. since                    B. when                   C. as                        D. while
        when(do)ĠZľ
        when÷ͬW(xu)ϤDZʾ(dng)ĕr磺
        Wheres that report?
        I brought it to you ______ you were in Mr. Blacks office yesterday. ()
        A. if                         B. when                   C. because                D. before
        xBĂxһոֻ̎whenr˼ͨ飺(dng)ڲRkҕrҾ͎o
        when߀һ÷DZʾȻ磺
        Why do you want a new job ___D___ youve got such a good one already?
        A. that                    B. where                     C. which                     D. when
        ߀һcҲעwhenʾ@r(ͻȻ)÷磺
        1. I had just stepped out of the bathroom and was busily drying myself with a towel ___B___ I heard the steps. (Ͼ)
        A. while                  B. when                      C. since                        D. after
        2. He was about halfway through his meal ___C___ a familiar voice came to his ears. (|)
        A. why                    B. where                    C. when                        D. while
        塢unless(do)ĠZľ
        unless˼ǡǡ漰unlessĿ}һֻҪxŪZһ㲻І}磺
        1. Most birds find it safe to sleep in the trees, but ______ they have eggs or young chicks, they dont use a nest. (Ͼ)
        A. why                      B. how                       C. unless                     D. where
        2. I wont call you, ______ something unexpected happens. (ȫI)
        A. unless                    B. whether                  C. because                  D. while
        ɵ}xunlessʾǡ
        until(do)ĠZľ
        until˼ǡֱrڡ֮ǰ漰untilĿ}һֻҪxŪZһ㲻І}磺
        It is difficult for us to learn a lesson in life ___A___ weve actually had that lesson. ()
        A. until                         B. after                     C. since                      D. when
        ߀Ҫעnotuntil@һʽֱţ磺
        You cant have this football back ___D___ you promise not to kick it at my cat again, the old man said firmly. (V|)
        A. because                    B. since                    C. when                        D. until
        once(do)ĠZľ
        once˼ǡһ漰onceĿ}һֻҪx⣬ŪZһ㲻І}磺
        1. You will be successful in the interview ______ you have confidence. ()
        A. before                      B. once                     C. until                         D. though
        2. ______ environmental damage is done, it takes many years for the ecosystem (B(ti)ϵy(tng)) to recover. (K)
        A. Even if                     B. If only                    C. While                     D. Once
        ɵ}xonceʾһ
        where(do)ĠZľ
        where(do)cZľ䣬顰ڡĵط÷SͬW(xu)Ϥ߿(jng)(yng)؄eע⡣磺
        1. If you are traveling ______ the customs are really foreign to your own, please do as the Romans do. ()
        A. in which                B. what                      C. when                      D. where
        2. Mom, what did your doctor say?
        He advised me to live ______ the air is fresher. (Ĵ)
        A. in where                 B. in which                C. the place where      D. where
        ɵ}xwhereʾڡĵط

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