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NCELesson71-72一、按要求写出动词的正确形式。1.phone_________(现在分词).answer_________(过去式)3.do_________(过去式)4.say_________(过去式)5.telephone_________(过去式)6.play_________(三单)7.am_________(过去式)8.are_________(过去式)9.arrive_________(现在分词)10.enjoy_________(现在分词)11.hurry_________(过去式)12.is_________(过去式)二、用动词的正确形式填空。1.Whatdidhe_______(say)toyouyesterday?2.Ienjoy__________(listen)totheradioverymuch.3.I________(be)athomeyesterday.4.Shedidn’t________(call)thedoctorthenightbeforelast.5.Look!Theboys(play)footballthere.6.Sheoften_________(enjoy)herself.7.They__________(notbe)atschoolthedaybeforeyesterday.8.She__________(notopen)theboxyesterday.9.We_________(see)ourteachertomorrow.10.He___________(live)inBeijinglastyear.一般过去时表示过去的动作或状态，这种动作或状态可能只限于一次，也可能是经常性的。一般过去时由规则或不规则动词的过去式表示，除系动词be外，其余的没有人称和数的变化。在构成否定句及疑问句时，要借助助动词did.如：Iworkedlastnight.-----Ididn’tworklastnight.(否定句)Didyouworklastnight?（一般疑问句）规则动词的过去式由“动词原形+-ed”构成，具体变化有：1.直接在词尾加-ed。如:want—wanted,work—worked,need—needed,clean—cleaned2.以不发音的e结尾的在词尾加-d。如：like—liked,live—lived,use—used,move—moved3.以一个元音字母加一个辅音字母结尾的重读闭音节动词，先双写结尾的辅音字母，再加-ed。如：stop—stopped,trip—trippedplan---planned4.以辅音字母加y结尾的动词，先把y变成i，再加-ed。如：study—studied,carry—carried,hurry—hurried,marry—married不规则动词的过去式大体上归纳有以下记忆法：1.以t结尾的词，过去式与原形相同。如：put—put,let—let,cut—cut,beat—beat2.以d结尾的词，把d变成t。如:build—built,lend—lent,send—sent,spend—spent3.以n结尾的词，在词后加t。如：mean—meant,burn—burnt,learn—learnt4.以ow/aw结尾的词，把ow/aw变成ew。blow—blew,draw—drew,know—knew,grow—grew5.含有双写字母的词，将双写改为单写，在词尾加t。如：keep—kept,sleep—slept,feel—felt,smell—smelt6.把动词原形中的i改为a，变成过去式。如：begin—began，drink—drank，give—gave，ring—rang，sing—sang，sit—sat，swim—swam7.动词原形中的e改为o，变成过去式。如：get—got，forget—forgot8.动词原形中的ee改为e，变成过去式。如：feed—fed，meet—met9.动词原形中的eak改为oke，变成过去式。如：break—broke，speak—spoke10动词原形中的ell改为old，变成过去式。如：sell—sold，tell—told11动词原形中的an改为oo，变成过去式。如：stand—stood，understand—understood12以ought和aught结尾，且读音是〔:t〕的过去式。如：bring—brought，buy—bought，think—thought，catch—caught，teach—taught13以ould结尾且读音为〔ud〕的情态动词过去式。如：can—could，shall—should，will—would14把动词原形中的o改为a，变成过去式。如：come—came，become—became15在动词原形后加d或t变成过去式，并且发生音变。如：hear〔hi〕—heard〔h:d〕，say〔sei〕—said〔sed〕，mean〔mi:n〕—meant〔ment〕16不符合上述规律的动词过去式。如：am，is—was，are—were，build—built，do—did，eat—ate，fall—fell，find—found，fly—flew，go—went，have／has—had，hold—held，leave—left，make—made，may—might，run—ran，see—saw，take—took过去式“-ed”的发音规则（1）动词词尾为“t，d”时，发/id/音，want→wantedneed→needed（2）动词词尾为清辅音时，发/t/音。help→helpedlaugh→laughedlook→lookedkiss→kissed（吻）wash→washedwatch→watched（3）动词词尾为t，d以外之浊辅音或元音时，发/d/音。call→calledstay→stayedcry→cried