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1、Unit 7 谈论物品的价格教学重、难点1、会用英语谈论物品颜色、价格及对服装的好恶。 2 、掌握购物时的礼貌用语。1、 重 点 词汇:much,sock,T-shirt,shorts,sweater,trousers,shoe,skirt,dollar,big,small,short,long,woman,need,look,pair,take, ten-thirty, price, buy, sale, sell, clothes.2、 短语归纳:1. how much 多少钱 2. seven dollars 7 美元 3. white bag白色的包4. clothes store 服
2、装店 5. at very good price 以很低的价格 6. for boys对于男孩子7. shirts in red 红色的裙子 8. twenty-eight dollars 28 美元 9. Big Sale!大降价10. twenty yuan 20 元 11. a pair of black shoes 一双黑色的鞋子3、How much is this T-shirt?how much 通常用来对价格进行提问,意为“多少钱”。常构成句式“ How much is/are+ 物品 ?”,回答用“ Its /Theyre+价格”。 / 直接用价格来回答。 How much i
3、s your sweater? / How much are these trousers? Its 123 dollars./123 dollars. / Theyre130 yuan.】对价格进行询问时,还可用: What s the price of ?使用这一句型时,无论被询问的商品是单数还是复数, be 动词都用 is,不能用 are;其答语为 It s .价格是 What s the price of the book? Whats the price of these books? Its five yuan . Its ten yuan .】辨析 how much 和 how
4、many表示“多少”,都是对名词的数量进行提问,两者区别如下:how much后接不可数名词,用于提问不可数名词的数量或价格句式: How much + 不可数名词 + 一般疑问句?how many 后接可数名词复数,用于提问可数名词的数量句式: How many + 可数名词复数 + 一般疑问句 ?4、像 socks, shoes, trousers, glasses, shorts,等都是成双成对的物品,一般以复数的形式出现。1) 这类名词作主语时,谓语动词一般用复数形式。e.g. How much are these shorts? / How much are these socks?
5、 这双短袜多少钱?2) 若表示“一双,一副,一条”时则要用 a pair of,但谓语动词用单数形式。e.g. The pair of trousers is 98 yuan.a pair of / two pairs of socks/shorts ( 也可以用 some, many, these, those 等词修饰)5、dollar 可数名词,“美元”,其符号为 $,其复数形式为 dollars。中国的货币单位是元,其符号为¥,为不可数名词。1) 表价格时, 用单词则放在数字之后, 用符号则放在数字之前。 e.g. 20 dollars =$20 .(货币符号没有复数形式 )2) 所有
6、的钱数同时间、距离一样,无论多少,在句中作主语时,谓语动词都用单数形式。e.g. 5,000 dollars is quite a lot of money for me.Five weeks is quite a long time. 五周是相当长的一段时间。6、 Can I help you? 我能帮您吗?=May I help you ? / What can I do for you? / Is there anything I can do for you? Thank you,I want / Yes,please. Id like / No, thanks. Im just lo
7、oking around. / Just alook.这一句主要是英语国家里, 服务员招呼客户的常用语, 以表示客气和礼貌, 而不说“Whatdo you want? ”。 Can I help you? _.I want to buy some T-shorts for my children.A. Yes, please. B. No, thanks. C. It doesnt matter D. Ofcourse I can7、need “需要”1) 当实义动词时, need + n. / prep. /to do sth. 】构成否定句和疑问句时需借助助动词do/does.e.g. I
8、 need a hat./ Does your mother need any help ?2) 当情态动词时, need + v 原。】变否定句时要在 need 后加 not,变疑问句时,要把need 提到主语前。e.g. You neednt do it again. / Need he do his homework first?8、How about this one ?one,代词,此处用于指代上文提到的 sweaters 中的一件。e.g. I have some apples. Do you want one ?】 one 和 it 均指上文出现过的名词,但其用法不同。one指代
9、“同名异物”,即指代与前面事物同属一类的事物,并不是指同一个事物。如果指代同类事物中的一些,要用 onesit 指代“同名同物”,即指代上文出现过的同一事物e.g. This apple is small. Please give me this one. 这个苹果小,请给我一个大的。These books are mine. Those ones are lily s. 这些书是我的,那些(书)是莉莉的。Where s my pen ? I cant find it.9、look 1)系动词,“看上去,看起来”, + adj.e.g. You look very healthy. / The
10、 teacher looks very happy.2)作不及物动词,“看”,加宾语时要与 at 连用,即 look at.e.g. Look! Here comes the bus. / Look at the picture, please.10、Ill take it. 我买了。此句是选好的商品并决定购买时的常用语。 如果选定的物品是单数时,说“Ill take it. ”;如果选定的物品是复数时,应说“ Ill take them. ”。1) Ill = I will, will 是助动词,表“将要”,用于表示将来发生的动作。2) Take “买”,相当于 buy/get/have 。
11、在口语中,买东西常用 take.e.g. The coat is very cheap. Ill take it.11、Here you are.给你是把某物递给对方时的常说的一句话。 当你购物或借东西时, 也常用这句, 表示“给你” 。不同情景意义不尽相同。当你乘车到站时,这句话意为“你到站了”。当寻物时,若是自己发现的常说“ Here it is. ”或“ Here they are. ”,意为“找到了”。 May I use your dictionary? Mine is at home. _.A. Thanks a lot. B. Id love to C. Youre welcom
12、e D. Sure. Here youare.12、clothes n.“衣服”,统指(身上的)各种服装,包括上衣,裤子等。1)它不能直接与数词连用,但可以用 these, those ,some 等词来修饰。2) clothes 本身是复数形式,作主语时,谓语动词总用复数形式。但如果用量词 suit来修饰,谓语动词应和 suit 在单复数形式上保持一致。e.g. This suit of clothes is Jims. / Those suits of clothes are on sale now.13、store 可数名词,“商店”,同义词为stop,store 往往指百货商店。还可做
13、动词,“储存,储备“, e.g. You need to store food.14、buy 及物动词,“买”,反义词为sell(卖)buy sb. sth.=buy sth. for sb. 给某人卖某物e.g. I want to buy my father some presents.=I want to buy some presents for my father.15、sell 及物动词,“出售,销售”,Sell sb. sth.=sell sth.to sb.卖某物给某人e.g. They will sell me their books.=They will sell thei
14、r books to me . 他们将要把他们的书卖给我。16、sale n.“出售,销售”,其动词形式 selle.g. The sale of his old house will make him sad.at great sale 在大减价期间e.g. Come and buy your clothes at our great sale.on sale (正在 )出售,减价销售 =at a sale e.g.The books are on sale。for sale 待售, e.g. The house is for sale.on sale for 以 .价格出售 e.g. Th
15、e hat is on sale for 8 dollars.17、.at very good prices 以很低(合理)的价格出售。1)at 以 .的价格 price n. “价格、价钱“与介词 of 常构成短语:the price of .“ .的价格”2)询问价格且句中有price 时,疑问句通常用 what ,不用 how much ;3)表示价格“高低”时,常用 high 和 low,不用 expensive 或 cheap。e.g. I buy it at a very good price,3 yuan .18、for only + 具体价钱 表示某物卖多少钱e.g. Thes
16、e trousers are for seventy yuan . / for only 28 dallars19、in + 颜色 表“穿 颜色的 ”e.g. The girl in red is my younger sister. 那个穿红色的女孩是我的妹妹。in + 表衣服的名词,表示“穿着 ”e.g. The woman in a yellow coat is Lucy s mother./ The woman is in a purple sweater.20、数词可用来表示年龄,数量,顺序,编号,时间等 .】基数词的表达法:1)1-12,无规律,one,two ,three, fo
17、ur, five, six, seven, eight ,nine, ten, eleven , twelve;2)13-19,表示“十几” ,在个位数后加后缀-teen ,读作 /ti:n/ 。其中应注意thirteen ,fifteen和 eighteen 的拼写。thirteen , fourteen ,fifteen ,sixteen, seventeen,eighteen ,nineteen ,3)20-90 的整十数词,都以 -ty 结尾;twenty , thirty ,forty ,fifty ,sixty,seventy,eighty,ninety ;4)21-99 的非整十数词表达为:整十数词 + 连字符 + 个位数词21 twenty-one 23 twenty-three 35 thirty-five 56 fifty-six5)100 用 one hungred/ a hundred 表示, 要表示 200-900,用“具体数字 + hundred ”。200 two hundred 900 nine hundred