买东西时候用到的语法点.doc

Unit 7 How much are these socks?核心词：sock shoe much trousers all big small short long need buy come price sell clothes boy very store shirt T-shirt sweater skirt sale take shorts pair look woman dollar拓展词：Color white black purple red green blue yellow brown数词： ten eleven twelve thirteen fourteen fifteen sixteen seventeen eighteen nineteen twenty thirty短语：How much 多少钱 have a look 看一看 on sale廉价出售 for example例如 can I help you? 我能帮你忙吗？ Here you are. 给你 a pair of 一双 help sb.(to) do sth. 帮助某人做某事Focus and difficults:(重点难点)1. How muchare these socks? 这双袜子多少钱？ 这是由疑问词how much（多少钱）引导的特殊疑问句，通常用来询问物品的价格和价钱。用法如下：How much is + 单数物品？ 回答 ItsHow much are + 复数物品？回答 theyre=Whats the price of + 单数/复数物品？回答ItsHow much is this hat? 这顶帽子多少钱？58yuan. 五十八元How much are the books?这些书多少钱？Theyre ￥15.十五元钱。Whats the price of the book /the books?Its￥8/￥15.它的价格是八元。它的价格是十五元。辨析：how many 与 how much 相同点：表示“多少”都可对数量词提问。不同点： how many 后接可数名词的复数，即用于提问可数名词的数量。How many apples do you have?How much 后接不可数名词，即用于提问不可数名词的数量。How much fish do you have? socks名词，袜子。是由相同两部分构成的东西，英语句子中常常用复数。常见成对出现的词还有：pants（裤子），shoes(靴子)，glasses(眼镜)， shorts(短裤)注意:My socks are under the chair.我的袜子在椅子下A pair of socks is ￥5.成对出现的词作主语的时候，谓语动词要用复数形式，当它们和(a pair of )连用作主语的时，谓语动词要用单数。Its seven dollars. 它七美元。dollar 名词，美元。他是美国、加拿大等国的货币单位，其符号为，1美元等于100美分（cents）。美元()和英镑()是可数名词，而人民币“元”是不可数名词。例如8000 dollars is a lot of money.I have ￥10,000. 8000美元是一大笔钱。我有1万元钱3. Can I help you ?你想买什么？句子结构分析：此句是某人主动询问对方是否需要帮助时的用语。它的意思随着场所的变化而变化。在饭店，通常是侍者问“你想吃点什么？”在商店，通常是店主问“你想买点什么？”；在公共场合，通常是某人主动问“需要帮忙吗？”。类似的句子还有：May I help you?What can I do for you? 我能为你做点什么？Is the anything else I can do for you? 有别的事情需要我帮助吗？ help 帮忙，帮助，既可以作名词又可以作动词。常用的短语有： help yourself to 请自便；with ones help在某人的帮助下。例如： Help yourself to some chicken, Jim. With your help, I got well. Thank you for helping me /your help.help sb.with sth. 或 help sb.(to) do sth I often help him with English. = I often help him (to) study English.4. What color do you want?want 动词，想要。 其用法是：want sth. 想要某物Want to do sth. Want sb to do sth 5. Here you are. 给你。句子结构分析 这是把某物递给对方时，常用的英语口语，依据不同的语境或上、下文，其意义不尽相同。（1）当你购物或向别人借东西时，对方常说 Here you are. May I use your ruler?Here you are.(2) 寻物时当是自己发现的常说Here it is.或 Here they are.意为“在这儿”，“找到了”。（3）当你乘车到站时，司机或售票员常说 Here you are.意为“你到站了”6. Ill take it. 我买下了。在口语中经常用这个句子表示已选好商品并决定购买了剧中的take相当于buy或have. The MP4 is very nice, and Ill tale it.7. Youre welcome.别客气这是别人感谢你的应答语，意为“不用谢，别客气”。类似的说法还有：thats ok./thats all right. / not at all等。Thanks for helping me.Thats ok.welcome 用法（1）形容词，受欢迎的。Thank you.Youre welcome.（2）动词，欢迎。Welcome to China!(3)名词，欢迎；招呼。They gave Jay Chou a warm welcome.Come and buy your clothes at our great sale! 我们在大减价，来买你的衣服吧！本句是个祈使句，祈使句是表达说话人的愿望、请求、警告、命令、建议等的句子。它以动词原形开头，否定句在句首加Dont。Look at the blackboard.Dont make noise in class.Buy 动词，买，其对应的反义词为sellBuy sb.sth= buy sth for sb.为某人买某物。例如：My grandparents buy a lot of gifts for me on my birthday.=My grandfather buy me a lot of gifts on my birthday.Clothes 衣服的总称，统指各种衣服，包括上衣、裤子、内衣、靴、帽等，不指单件衣服。它不与数词连用，但可以用these, those, a few, many, lots of, 等词修饰，作主语时，谓语动词用复数形式。She has many clothes.These clothes are new.All of her clothes were made by her mother.Sale 名词，卖，出售，其动词形式为 sell（卖）与sale相关的常见短语有：have a sale进行大甩卖活动；on sale出售，廉价销售；for sale待售，供出售。The strawberries are on sale.草莓上市了。Not for sale! 非卖品！We sell all our clothes at very good price. 我们所有的衣服都以很便宜的价格出售。Price 名词，价格；价钱常见的用法如下：Whats the price of? 此句表示询问价格或价钱，相当于How much is/are?结构。试比较Whats the price of the sweater? = How much is the sweater?Whats the price of the pants? = How much are the pants?(1) at a price 或 at the price of 表示“以 的价格”。表示价格的高低用 high和low，不能用 expensive和 cheap修饰My mother bought some strawberries at a high price. 我妈妈以高价买了一些草莓。 For boys, we have black trousers for only 22.我们有男孩们穿的黑色的裤子，仅卖22美元。For，两个句子中都用了一个for,但用法不同。一个是表用途“适用于”，供”一个是表交换，用多少钱交换And what do you need? 你需要什么？ Need实义动词，需要。 need+sth,需要某物I need some books. 我需要一些书。含有need的句式还有：need+doing need+to do sth,还可以做情态动词,常用于否定句或疑问句，后面接动词原形。例如：My watch needs mending.You need to study hard.You neednt comeI need a pair of brown trousers for schoola pair of, 短语，意为“一对，一双；一条，一副”，指有两个部分形成的a pair of shoes一双鞋a pair of glasses 一副眼镜a pair of white socks. 一双白袜子。a pair of 意为“一对，一副，一双”。其结构是：冠词/数词/指示代词/+量词+of+名词 例如a cup of teatwo boxes of a