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时间:2020-01-29
《英语人教版九年级全册Unit4 SectionA(1a-1c).ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、ByJiangMeiUnit4Iusedtobeafraidofthedark.SectionA(1a-2d)Learningaims1.熟练运用所学形容词描述人的外貌及品行。2.学会使用usedto…结构表达过去的情况。3.能正确区分usedtodo…,beusedtodoing…以及beusedtodo…结构的用法。zxxkGuessinggametall/shortmediumheight/buildstraight/curlyhairlong/shorthairheavy/thinfunnyhelpfulCuteconfident
2、friendlykindBrainstormingtall/shortmediumheightstraight/curlyhairlong/shorthairheavy/thinyoung/oldFillinthechartwithwordstodescribepeople.1aAppearancePersonalityoutgoinghumorousshycutekindfriendlyListeningListen.Bobisseeingsomefriendsforthefirsttimeinfouryears.Whatdidhisf
3、riendsusetolooklike?1b1.Mariousedtobe______.Heusedtowear_______.2.Amyusedtobe_____.Sheusedtohave_______hair.3.Tinausedtohave_____and_____hair.shortglassestallshortredcurly1.Heistallnow,butheusedtobeshort.2.Hehascurlyhairnow,butheusedtohavestraighthair.usedto意为“___________
4、”,用于表示____习惯性的动作或存在的状态(强调与现在的对比,暗示现在不做了)。其中to为不定式符号,后跟__________。usedto只用于一般过去时态,没有人称和数的变化。usedto的用法过去常常过去动词原形Grammare.g.Mariousedtobeverythin,butnowhe’sbigandstrong.TranslationMario以前很瘦,但现在他又高又壮。usedto的句式变化e.g.Mariousedtobeverythin.(变否定句)Mariodidn’tusetobeverythin.=Mario
5、usednottobeverythin.didn’tuse主语+todosth.usednot1.否定句2.一般疑问句Did+主语+usetodo…?e.g.—DidMariousetobeverythin?—Yes,hedid./No,hedidn’t.3.反意疑问句主句,didn’t+人称代词?Mariousedtobeverythin,didn’the?e.g.Mariousedtobeverythin.(反意疑问句)【拓展】几个易混结构的比较:结构意义to的作用usedtodosth.过去常常做某事不定式符号beusedtodos
6、th.被用来做……beusedtodoingsth./sth.习惯于做某事介词Lookatthepicturein1aandmakeconversations.1cDidMariousetobeshort?Yes,hedid.Heusedtobereallyshort.What’shelikenow?He’stallnow.PracticeshortshortstraighthairshytabletennismilkyteatallcurlyhairoutgoingfootballPekingDuckWritingHowpeopleha
7、vechanged!Ihaveagoodfriend,hehaschangedalot.Heusedto__________________________________,nowhe___________________________Neverunderestimateyourpowertochangeyourself!永远不要低估你改变自我的能力!结构意义to的作用usedtodosth过去常常做某事不定式符号beusedtodosth.被用来做……beusedtodoingsth.习惯于做某事介词Summary1.(2015.甘肃
8、兰州)Thisplace_____afactorybutnowitisapark.A.usedtobeingB.usedtobeC.isusedtoD.usingtobe2.(2014.湖北随
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