Unit 4 I used to be afraid of the dark.Used to课件-人教版九年级英语全册

课题：Unit4Iusedtobeafraidofthedark.难点名称：能正确使用usedto结构描述或询问过去的情况1九年级英语-全一册-四单元getupbeforenow

Iusedto

getupat7:15,butnowIgetupat6:25.Mylifehaschangedalotinrecentyears.

Iusedto

rideabiketoschool,butnowItakeabustoschool.beforenowbeforenow

Iusedto

playsoccerafterschool,butnowIdomyhomework.potatoesandcarrots

Ididn’t

useto

eatpotatoesandcarrots,butnowIlovethem.Didyouusetoeatpotatoesandcarrots?thedark

Iusedto

beafraidofthedark,butnowI’mnotafraidofitanymore.Didyouusetobeafraidofthedark?1.Iusedto

getupat7:15.2.

Iusedto

rideabiketoschool.3.

Iusedto

playsoccerafterschool.4.Iusedto

beafraidofthedark.5.Ididn’t

useto

eatpotatoesandcarrots.6.Didyouusetoeatpotatoesandcarrots?7.Didyouusetobeafraidofthedark?Observethesesentencescarefullyandthinkabouttheusageof“usedto”.usedto:“表示过去经常、以前常常”，后面加动词原形，它表示过去存在的某种状态或者过去的某种经常性、习惯性的行为或者动作，并意味着这种动作目前已经不存在，所以它只能用一般过去时，不能用现在时态。知识讲解句子的构成：

肯定句：

主语+usedto+do…过去经常做某事否定句：

主语+didn’t

useto+do…过去不经常做某事一般疑问句：Did+主语+useto+do…过去经常做某事吗回答：Yes/No,…did

Sheusedtobeshort,butnowsheistall.Sheusedtohavelonghair,butnowshehasshorthair.Let’spracticeSheusedtoplaysoccer,butnowsheplaystennis.Let’spracticeAmyused

tohavelonghair.Amydidn’t

use

tohaveshorthair.beforeDid

Markuseto

beonabasketballteam?DidMikeusetowearglasses?Yes,hedid.Heusedtowearglasses.No,hedidn’t.Heusedtobeonaswimteam.Let’spracticebeforebefore课堂练习12难点巩固1.I____________P.E.class,butnowIloveP.E.class.

我过去讨厌上体育课,现在喜欢上体育课。2.Theboylikedicecreaminthepast.Hedoesn’teatitnow.(改同义句）Theboy_________________icecream.3.

Iusedtolivewithmyparents.(改为一般疑问句,并且做肯定回答)____you____tolivewithyourparents?4.Heusedtolistentopopmusic.(改为否定句)He__________tolistentopopmusic.根据要求完成句子Didusedidn’tuseYes,Ididusedtohateusedtolike【课堂小结】小结1.usedto：表示过去常常做某事，也可以表示过去的某种状态,

(即现在已经不做了）后面都加动词原形。

2.句子三种形式

肯定句：

主语+usedto+do…否