everystep_______.”全国卷IA.hasshown B.isshowing C.shows D.showed1233.Ihadbeenworkingonmathforthewholeafternoonandthenumbers____beforemyeyes.全国卷IA.swimB.swum?C.swamD.hadswum1214.—DidyouaskSophiaforhelp?—I___needto—Imanagedperfectlywellonmyown.全国卷IIA.wouldn’t?B.don’t?C.didn’t?D.won’t1218.Themanager___theworkershowtoimprovetheprogramsince9a.m.全国卷IIA.hastold?B.istelling?C.hasbeentelling?D.willhavetold三个基本时态:过去、完成、现在。定义:一般现在时:1)延续性动词:当前的状态。be,continue,keep,stay,remain,have,work,live,love,hate,know,2)瞬间动词:表示当前一段时间经常反复发生的动作(或客观真理)。beat,cut,hear,see,catch,write,act,do,play.Heeatsapples.表示人的某种习性。Heeatsapples(afterhegetshomefromwork).Themeetinglasted3hours.延续性动词一般不用进行时。putergames.Youarebeingclevernow!你这会聪明了!(早干嘛了?)完成时:已经发生的动作对说话的点有影响或结果。(时间状语和语境)byBythistimenextyear,mostofyouwillhavebeeninuniversities.
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