Unit9-----Unit12比较级最高级一般过去时现在完成时`Somethingsare_____whenyouareverytall.Youcaneasilyreachthingswhicharehighup.Youcanhelpacat____thetree______usinga____.Youcaneasilyseefootballmatchesoryoucanpickapples____appletrees.Butsomethingscanbevery_____.Youcan’tbuythe____shoes,clothesoreventherightbed.Youcan’tstandona____orsitina____………2.26mHowtallishe?Howtallishe?1.83m1.60mYaomingisthetallestmanofthethree.Yaomingisthetallestmanofthethree.Whoistaller?Whoistaller?Iamtallerthanyou.Iamtallerthanyou.1.83mIamshorterthanyou.Iamshorterthanyou.1.60m1.60mLucyisasbeautifulasLily.LucyisasbeautifulasLily.Thedogisquickerthantheturtle.Thedogisquickerthantheturtle.Sheisthehappisetgirlinourclass.Sheisthehappisetgirlinourclass.cleanhighcoldfastoldloudlongcleanhighcoldfastoldloudlongcleanerhighercolderfasterolderlouderlongercleanerhighercolderfasterolderlouderlongercleanesthighestcoldestfastestoldestloudestlongestcleanesthighestcoldestfastestoldestloudestlongestfinefinerfinestfinefinerfinestbigbiggerbiggestfatthinhotbigbiggerbiggestfatthinhoteasyeasiereasiesthappyuglydirtyeasyeasiereasiesthappyuglydirtybeautifulmorebeautifulmostbeautifulexcitingdifficultinterestingbeautifulmorebeautifulmostbeautifulexcitingdifficultinterestingbadworseworstbadworseworstgoodwellbetterbestgoodwellbetterbestlittlelessleastlittlelessleast一般过去时一般过去时一般过去时:表示在过去某个不确定时间发生的动作或存在的状态.一般过去时:表示在过去某个不确定时间发生的动作或存在的状态.Shewenttothezooyesterday.Shewenttothezooyesterday.Iwasathomelastweek.Iwasathomelastweek.含有be动词的一般过去时的句子结构•肯定句：•主语+was/were+………..•否定句：•主语+was/were+not+………..•一般疑问句：•Was/Were+主语+……..•Yes,主语+was/were.•No,主语+was/were+not.我昨天在家。我昨天在家。Iwasathomeyesterday.Iwasn’tathomeyesterday.Wereyouathomeyesterday?Yes,Iwas.No,Iwasn’t.Iwasathomeyesterday.Iwasn’tathomeyesterday.Wereyouathomeyesterday?Yes,Iwas.No,Iwasn’t.含有实义动词的一般过去时结构。•肯定句：•主语+动词过去式+………..•否定句：•主语+didn’t+动词原形………..•一般疑问句：•Did+主语+动词原形……..•Yes,主语+did.•No,主语+didn’t.他昨天晚上画了一匹马。Hedrewahorselastnight.Didhedrawahorselastnight?Yes,hedid.No,hedidn’t.Hedidn’tdrawahorselastnight.过去式的变化规则•answer•hop•study•complete•answered•hopped•studied•completed不规则变化不规则变化•A-A-A•A-B-B•A-B-A•A-B-C练习•昨天你在家么？•她上周生病了。•小丽前天去了动物园。•我昨天没在学校。•Lucy和我昨天迟到了.•小强前天没上学。•我们昨天去看奶奶了。现在完成时表示在过去某个不确时间里发生的，并与现有着某种联系的动作。•跨度两个时间肯定句主语+have/has+动词的过去分词+………..否定句主语+haven’t/hasn’t+动词的过去分词+………..一般疑问句Have/Has+主语+动词的过去分词+………..肯定回答:Yes,主语+have/has.否定回答:No,主语+haven’t/hasn’t.特殊疑问句:特殊疑问词+一般疑问句我去过大连.他去上海了.你有一辆自行车么?你去过多少所学校?我还没有吃早饭呢.她已经喝过茶了.我曾经抓过老鼠.你曾经发过电子邮件么?你曾经读过多少本故事书?•IhavebeentoDalian.•HehasgonetoShanghai.•Haveyougotabike?•Howmanyschoolhaveyoubeento?•Ihaven’thadbreakfast.•Shehasalreadydrunktea.•Ihaveevercaughtamouse.•Haveyoueversentanemail?•Howmanystorybookshaveyoueverread?
