七年级英语上册 unit 7 how much are these socks?知识点整理 1. 询问价格 1) how much is + 单数商品? how much are + 复数商品? it’s + 钱 they’re + 钱 ①这件红色的裙子多少钱?100元。 ②这条蓝裤子多少钱?30美元. 2) what’s the price of + 商品? it’s + 钱 ①这件红色的裙子多少钱?100元。 ②这条蓝裤子多少钱?30美元. 2. how many/how much 询问数量how many + 可数名词,how much + 不可数名词 1)你有多少苹果?how many apples do you have? 2)你想要多少水?how much water do you want? 3. socks袜子, shoes鞋, shortts裤子,trousers裤子等都是成双成对的物品,一般以复数形式出现,作主语时谓语动词用复数形式。但它们和a pair of (一双、一副或一对)连用作主语时,谓语动词要与pair在数上一致。 the shorts are tom’s. 这条短裤是汤姆的。 the pair of shorts is tom’s. 这条短裤是汤姆的。 4. 英美等西方国家的货币单位像dollar(美元)、cent(美分)、pound(英镑)、penny(便士)、shilling(先令)等有单复数变化。我国的货币单位元(yuan)、角(jiao)、分(fen)单复数一样。 表示货币等度量衡单位的词在句中作主语时,谓语动词用单数形式。 100 dollars is quite a lot of money for him. 100美元对他来说是相当多的钱。 5. can i help you? 我能帮助你吗? 此句是主动提供帮助时的服务用语。它的翻译随着场所的不同而不同。在饭店:你想吃点什么?在商店:你想买点什么? 肯定回答:yes, please. … 否定回答:no, thanks. (…) 与can i help you?同义的常用表达还有:what can i do for you?/ may i help you?/is there anything i can do for you? 6. want sth 想要某物 1)我想要个苹果。 want to do sth. 想要做某事 2)他想打篮球 want sb. to do sth. 想要某人做某事 3)我想要他帮助我 7. here you are.给你。 8. it looks nice.它看起来很漂亮。look"看起来;看上去",连系动词,后接形容词作表语。 9. i’ll take it.我买了。 10.表感谢的用语:thank you / thank you very much / thanks / thanks a lot / many thanks. 回答感谢的用语:that’s all right / that’s ok. not at all. you’re welcome. 11.come and buy your clothes at our great sale! 我们在大甩卖,快来买衣服! 1)come and do sth 来做某事 come and see us. 来拜访 / 看看我们吧。 please come and have dinner with us. 请来跟我们吃顿饭吧。 2)on sale 出售;廉价出售 for sale待售 1)房子在待售 2)毛衣在出售 12.we sell all our clothes at very good prices.我们卖的所有服装价格都很优惠。 at very good prices 以合理/优惠的价格 13.for的用法 1)供……用,给……的 is this apple for me?这个苹果是给我的吗? here is a letter for your mother. 这儿有你妈妈的一封信。 2)作……用(表用途) do you need bags for sports?你需要运动包吗? i need a cup for milk. 我需要一个装牛奶的杯子。 3)就……而言,对于……来说 for lunch, i like hamburgers and salad. 午饭我喜欢汉堡和沙拉。 for girls, we have t-shirts in all colors.女孩子们可以买到各种颜色的t恤衫。 4)以……的价格(表交换、价格) you can buy socks for only 5 dollars each. 你可以买到每双只卖5美元的袜子。 5)for oneself 亲自 come and see for yourself.你亲自来看看吧。 14. buy sb. sth. = buy sth. for sb.给某人买某物 buy my mother a sweater = buy a sweater for my mother给我妈妈买了件毛衣 sth若是代词,只能用buy sth. for sb. buy it for him 15. have a look at = look at看一看