SectionB1a—1e.docx

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1、Unit4Iusedtobeafraidofthedark.一、Knowledgesummary1.usedto+V(原形)过去常常做……（只用于过去时）eg.Iusedtobeshort.Tinausedtohaveredandcurlyhair.Didheusetowearglasses?Yes,hedid./No,hedidn’t.beusedtodosth.被用来做某事be/getusedtodoingsth.习惯于做某事反意疑问句（反义疑问句遵循这样一个原则，前肯定后否定，前否定后肯定）　　①肯定陈述句+否

2、定提问如：Lilyisastudent,isn'tshe?②否定陈述句+肯定提问如：Shedoesn'tcomefromChina,doesshe?③提问部分用代词而不用名词如：Lilyisastudent,isn'tshe?④陈述句中含有否定意义的词，如：little,few,never,nothing,hardly等，其反意疑问句用肯定式如：HeknowslittleEnglish,doeshe?他一点也不懂英语，不是吗？Theyhardlyunderstoodit,didthey?他们几乎不明白，不是吗？口诀：

3、反义问句要点三，前后谓语正相反。附加问句not现，必须缩写是习惯。最后一点应注意，问句主语代词换。回答反义疑问句，答案含义是依据，肯定事实用yes，否定事实用no替。2.辨析：①Whatisshelike?Sheisquietandalittleshy.②Whatdoeshelooklike?Hehasshorthair.3.helpfuladj.有用的，有帮助的behelpfultosb.对某人有帮助4.①adj./adv.+enoughtodosth.Eg.Heisoldenoughtojointhearmy.②

4、enough+n.Eg.Hehasenoughmoneytobuythesebooks.③so…that,enoughto…,与too…to同义句转换Tomissocleverthathecanworkoutthemathproblem.=Tomiscleverenoughtoworkoutthemathproblem.在否定句中，可以与too…to互换Themanissooldthathecan’tgotowork.=Themanisn’tyoungenoughtogotowork.=Themanistoooldt

5、ogotowork.5.fromtimetotime时常，有时，不时6.It’sbeen+一段时间+since+从句.自从……以来已经有多长时间了It‘sbeenfiveyearssinceIbegantolearnEnglish.=ItisfiveyearssinceIbegantolearnEnglish.(从句用一般过去时态，主句用完成时)7.Iinterviewed19-year-oldAsianpopstarCandyWang.aneight-year-oldgirl（名词都要用单数）一个八岁的女孩8.ta

6、keupdoingsth.开始做……9.daretodo敢于做某事dare通常不用于进行时。10.infrontof在……前面，表示在某一物体外部的前面inthefrontof在……前部，表示在某一物体内部的前面eg.Theteacherstandsinthefrontofthewholeclass.Infrontofclassroom,thereisatree.11.①beinterestedinsth.对…感兴趣②beinterestedindoingsth.对做…感兴趣12.inthelastfewyears.

7、在过去的几年内，常与完成时连用如：IhavelivedinChinainthelastfewyears.在过去的几年内我在中国住.13.bedifferentfrom与…不同besimilartothesameas14.itseemsthat+从句看起来好像……Itseemsthathehaschangedalot.看起来他好像变了许多。15.can'taffordtodosth.支付不起……　can'taffordsth.支付不起…　如：Ican'taffordtobuythecar./Ican'taffordth

8、ecar.我买不起这个辆小车。16.as+形容词/副词+assb+could/can尽某人的…能力如：Sherunsasfastasshecould/can.她尽她最快的能力去跑。17.IalwayshavetoworryabouthowIappeartoothers,andIhavetobeverycarefulaboutwhatIsayor