七年级英语第七单元教学文稿.ppt
七年级英语第七单元Read the dialogue in 2e.Then fill in the blanks.ThingsColorPricesweater_ _ _for one pair_for two pairsninebluesocksyellowtwo dollarsthree dollarsWoman:Can I help you?Mary:Yes,please.I need a sweater for school.Woman:OK.What color do you want?Mary:Blue.Woman:How about this one?Mary:It looks nice.How much is it?PairworkRole-play the conversation.Woman:Nine dollars.Mary:Ill take it.How much are those yellow socks?Woman:Two dollars for one pair and three dollars for two pairs.Mary:Great!Ill take two pairs.Woman:Here you are.Mary:Thank you.Woman:Youre welcome.1.how much用于提问用于提问某物的价格某物的价格，意为，意为“多少钱多少钱”，其句式为，其句式为“How much+be+主语主语?”当主语是不可数名词或可数名词单数时，当主语是不可数名词或可数名词单数时，be动词动词用用is，答语为，答语为Its+数额数额；当主语是可数名词复数；当主语是可数名词复数时，时，be动词用动词用are，答语为，答语为Theyre+数额数额。如：。如：1.How much is this bag?这个包多少钱这个包多少钱?2.Its six dollars.六美元。六美元。3.How much are the apples?这些苹果多少钱这些苹果多少钱?4.Theyre two dollars a kilo.两美元一千克。两美元一千克。2.socks是是sock的复数形式。在英语中，成双成对的复数形式。在英语中，成双成对的物品常以复数形式出现。的物品常以复数形式出现。例如：例如：shoes shorts trousers glasses chopsticks scissors 此类词作主语时，谓语动词用此类词作主语时，谓语动词用复数形式复数形式；但与；但与a pair of（一双、一对或一副）连用作主语时，（一双、一对或一副）连用作主语时，谓语动词用谓语动词用单数单数形式。如：形式。如：My shoes are under the bed.我的鞋在床下了。我的鞋在床下了。That pair of shorts is Jacks.那条短裤子是杰克的。那条短裤子是杰克的。3.Can I help you?我能帮助您吗？我能帮助您吗？这是商店售货员或其他服务人员招呼顾客这是商店售货员或其他服务人员招呼顾客时的礼貌用语，相当于时的礼貌用语，相当于What can I do for you?。接受对方的帮助常回答。接受对方的帮助常回答“Yes,please.”；拒绝对方的帮助用；拒绝对方的帮助用“No,thanks.”作答。如：作答。如：Can I help you?我能帮助您吗？我能帮助您吗？Yes,please.I want a pen.是的。是的。我想要一支钢笔。我想要一支钢笔。4.I need a sweater for school.我需要一件毛衣上学穿。我需要一件毛衣上学穿。need是实义动词，意为是实义动词，意为“需要需要”。常用于。常用于以下句式中：以下句式中：1)need+sth.，表示，表示“需要某物需要某物”。如：。如：I need some erasers.我需要一些橡皮。我需要一些橡皮。2)need+to do sth.表示表示“需要做某事需要做某事”，这时这时need的主语是的主语是“人人”。如：。如：You need to put on your jacket.你需要穿上我有夹克。你需要穿上我有夹克。5.Ill take it.我要买下它。我要买下它。此句是选好商品并决定购买时的常用语。若此句是选好商品并决定购买时的常用语。若选定的物品是选定的物品是单数单数，可以说，可以说“Ill take/have it”；若选定的物品是；若选定的物品是复数复数则应说则应说“Ill take/have them.”。如：。如：The sweater is cheap.Ill take it.这件毛衣很便宜。我买了。这件毛衣很便宜。我买了。The oranges are 2 dollars.这些桔子两美元。这些桔子两美元。Ill take them.我买了。我买了。1.3a2.3b一一、单项选择单项选择1.I like that watch._ is it?Its 20 yuan.A.How many B.How much C.What color 2.My T-shirt _ white and my shorts _ yellow.A.is;are B.are;are C.are;is 3.I want _ the blue T-shirt?A.get B.gets C.to get BA C4._,sir?I need a pair of sports shoes.A.Can I help you B.How do you do C.What do you do 5.Can I use(用用)your eraser?Yes._.A.Thank you B.Youre welcome C.Here you are AC二二、句型转换。、句型转换。1.This shirt is small for me.(改为复数意义改为复数意义的句子的句子)_ _ _ small for me.2.The red skirt is 20 yuan.(对划线部分提对划线部分提问问)_ _ _ the red skirt?3.Those shoes are yellow.(对划线部分提问对划线部分提问)_ _ _ those shoes?These shirts areWhat color areHow much is4.She needs a skirt for school.(改为否定句改为否定句)She _ _ a skirt for school.5.Is the blue hat two dollars?(作肯定回答作肯定回答)_,_ _.doesnt needYes it is此课件下载可自行编辑修改，仅供参考！此课件下载可自行编辑修改，仅供参考！感谢您的支持，我们努力做得更好！谢谢感谢您的支持，我们努力做得更好！谢谢
