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Unit9WasIagoodgirlbackthen?WhenIwasababy,Iwasverysoft(柔软)andlivedinthewater.Ihadonelongtailandnolegs.Ilookedlikeacomma(逗号).NowIamastrongadult,Icanjumpveryfastwithmyfourstronglegs,Ilikecroakingatnight.usesimplepast过去时tense.WhenIababy,Iverysoftandinthewater.Ionelongtailandnolegs.Ilikeacomma(逗号).was(am,was)`(was,am)was(lived,live)lived(had,have)had(looked,look)lookedNowIastrongadult,Ijumpveryfastwithmyfourstronglegs,Icroakingatnight.canlike（am,was）（can,could）（liked,like）usesimplepresenttense用现在时amWhoamIaduckBeforehewasyearsold,heintheplayground.sevenlikedButnowheisyearsold,heintheplayground.footballeighteenlikesplayingplayingbasketballWhenhewasyearold,heButnowhefivelikedwatchingTV.likessurfingtheInternet.知识点：WatchTV看电视辨析：watch,look,see,与read的区别1）look指集中注意力地看，是有意的，强调“看”的动作。单独使用时，用来引起对方的注意；如果跟宾语，要和at连用。如：Look!Tomisoverthere.看！汤姆在那儿。Lookattheblackboard,please.请看黑板。2）see强调“看”的结果，意为“看见、看到”。如：Howmanybirdscanyouseeinthetree?你能看到树上有多少只鸟儿？3）watch强调“专注地看”，有欣赏的意味，常用于看电视、看球赛等。如：DoyouwatchTVatnight?你晚上看电视吗？4）read指“看”时实指“阅读”，常用于看书、看报等。如：Ilikereadingathome.我喜欢在家看书。Before,sheButnowshelikedwatchingcartoons.likesdrawingcartoons.Beforehelikedplayingwithtoys.Butnowhelikesreadingbooks.Before,Butnowhelikedeatingcandy.helikeseatingvegetables.Beforesheoftencried.Butnowshealwayssmiles.BeforeshehadalonghairButnowshealwayskeepitshort.知识点：Keep在这里意思是“保持”，后面常加形容词，表示保持某种状态。如：keepquiet保持安静keepwarm保暖拓展：1）继续；重复（keepdoingsth.）如：Keepsmiling.要保持微笑。2）保有；持有；不退还如：Ikeepallherletters.我把她所有的信都保留着。3）饲养；养如：Wekeepsomegoats.我们养了一些山羊。Whoisthatinthepicture?----That’syou.知识点Mum：That’syou,whenyouwerefiveyearsold.知识点fiveyearsold与five-year-old区别five-year-old是复合形容词，用作前置定语，修饰名词。eg:Sheisafive-year-oldgirl.一本80页的书______________一间三室的公寓______________fiveyearsold用作表语。eg:Sheisfiveyearsold()Hehasan________son.A.eightyearsoldB.eight-year-oldC.eight-years-oldD.eightyearold（）.LittleTammyisa_________girl.A.fiveyearoldB.five-year-oldC.five-years-oldD.five-yearsold知识点：Myhairwasverylongthen,wasn’tit?我的头发那时候很长，是吗？语法重点：反义疑问句反意疑问句是由陈述句和附在其后的附加疑问句组成。其中附加疑问句是对陈述句所说的事实或观点提出疑问，起证实作用，一般用于证实说话者所说的事实或观点。A句子结构：1)．陈述部分肯定式+疑问部分否定式可记为前肯后否定.Theyworkhard,don’tthey?2)．陈述部分否定式+疑问部分肯定式可记为前否后肯定.Youdidn'tgo,didyou?B句子类型：一种是反义的附加疑问句，一种是非反义的附加疑问句。简单来说，就是“前肯后否”或“前否后肯”。C对反意疑问句的回答，无论问题的提法如何，如果事实是肯定的，就用yes，事实是否定的，就要用no。要特别注意陈述句部分是否定结构，反意疑问句部分用肯定式提问时，回答yes或no与汉语正好相反。这种省略回答的yes要译成“不”，no要译成“是”。如：—Helikesplayingfootball,doesn’the?他喜欢踢足球，不是吗？—Yes,hedoes./No,hedoesn’t.是的。/不是。—Hissisterdidn’tattendthemeeting,didshe?他妹妹没有参加会议，是吗？—Yes,shedid./No,shedidn’t.不，她参加了。/是的，她没参加【练一练】1.Youaren’tinthisschool,___________________?2.Theydon’tstudyscienceatschool,__________________?3.Itisn’tMondaytoday,_______________?4.Theoldmancan’tlookafterhimself,______________?5.Yourmotherdoesn’tteachmaths,_______________?Homework