七年级英语上册Unit7Howmucharethesesocks重难点精析精练课件新版人教新目标版

Unit7Howmucharethesesocks?重难点精析精练【典例】—How_muchistheT­shirt?—It's$30.【精讲】howmuch意为“多少钱”，用来询问物品的价格。如果询问的是表示单数意义的商品的价格，用“Howmuchis...？”，答语为“It's/Itis＋价格．”；如果询问的是表示复数意义的商品的价格，用“Howmuchare...？”，答语为“They're/Theyare＋价格．”。【拓展】howmuch还可用来询问不可数名词的数量；若是询问可数名词的数量则用howmany。【精练】()1.—________aretheblacktrousers?—Theyare15dollars.

A．WhereB．HowC．WhatcolorD．Howmuch2．Thebasketballis19_dollars.(对画线部分提问)______________isthebasketball?3．Howmuchistheyellowbasketball？(改为同义句)___________the___________oftheyellowbasketball?DHowmuchWhat's

price【典例】A_pair_oftrousersis$50dollars.【精讲】pair用作可数名词，意为“一双，一对”，常与介词of搭配，表示裤子、鞋子、袜子、眼镜等由两个相同部分组成的物品的数量。pair(s)of后接名词作主语时，谓语动词的形式应根据pair的单复数来确定。【精练】()4.—CanIhelpyou?—Iwant________formyson.A．twopairofshoesB．twopairsofshoeC．twopairsofshoesD．twopairofshoe()5.Apairofsocks________onthechair.A．isB．areC．amD．be()6.Idon'tlikethispairofsocks.Ilikethat________．A．oneB．apairC．onesD．pairsCAA【典例】Boysandgirls,pleaselook_atthepicture.【精讲】look用作不及物动词，意为“看”，常构成短语lookat,lookfor,lookafter等；look也可用作系动词，意为“看起来”，后接形容词构成系表结构；look还可用作名词，意为“外表，脸色”。【精练】7．瞧！我的书包在这儿。_____________!Myschoolbagishere.8．这些照片看起来不错。Thesephotos_____________．9．我能看看这张画吗？CanI________________________thispicture?Looklooknicehavealookat【典例】—Can_I_help_you?—Yes,please.IwanttobuyaT­shirtformyfather.【精讲】“CanIhelpyou？”是服务行业从业人员主动询问顾客是否需要帮助的常用语，用以表示客气和礼貌。也常说“MayIhelpyou？”或“WhatcanIdoforyou？”。【精练】()10.—CanIhelpyou?—________．A．No,notB．Yes,helpmeC．Yes,pleaseD．Don'thelpme()11.—________？—Yes.Ineedaschoolbagforschool.A．MayIhelpyouB．WhatdoyouneedC．HowareyouD．CanyouhelpmeCA【典例】Tomhastwobikes.Hewantstosellone.【精讲】buy作动词，意为“购买”，其后可直接接名词或代词作宾语；也可接双宾语，即buysb.sth.或buysth.forsb.，意为“给某人买某物”。sell作动词，意为“出售”，是buy的反义词。sellsb.sth.或sellsth.tosb.意为“出售某物给某人”。【精练】12．IwanttobuyMikeacup.(改为同义句)Iwantto______ac