1、七年级上 7 到 12重难点精讲考点一 How much are these socks?这些袜子多少钱?(P41)【用法归纳】询问价格的句型“How much 加 be 加主语(名词)？”用于询问价格,意为“什么多少钱？”其中 be 动词的单复数由其后的主语来决定,如果主语是不可数名词或可数名词单数,一般用 is； 若主语是复数, 一般用 are。如：How much is that coat?那件大衣多少钱？One hundred and twenty yuan.120 元。询问价格的另一个常用句型是“What is the price of 加名词？”如：How much is the
2、blue skirt? 等于 What is the price of the blue skirt?这条蓝裙子多少钱？询问价格还可用句型“How much 加助动词(do 或 does)加主语(名词)加 cost?” 如：How much does this sweater cost? 这件毛衣多少钱？It is twenty dollars.或 It costs twenty dollars. 20 美元。【知识拓展】“How much 加不可数名词”用于询问不可数名词量的多少。如：How much bread do you want?你想要多少面包？询问可数名词的具体数目用“How ma
3、ny 加可数名词复数” 。如：How many students are there in your class? 你们班有多少个学生？考点二 Can I help you? 我能帮助你吗？(P43)【用法归纳】help 的用法help 构成的常用搭配：help somebody with something 在什么方面帮助某人help somebody (to) do something 帮某人做某事help oneself to. 随便吃、喝什么with the help of. 在什么的帮助下ask somebody for help 向某人请求帮助如：He often helps me
4、 with my English. 他常帮我学英语。Let me help you mend the bike. 让我帮你修自行车吧！With the help of him， I finished the work on time. 在他的帮助下，我按时完成了工作。考点三 Come and buy your clothes at Huaxings great sale! 华兴商场在打折，大家快来买衣服啊！(45 页)【用法归纳】辨析 buy 与 sell这两个词为反义词，意思相反，具体用法如下：buy 意为“买”,后可接双宾语, 即 buy somebody something 或 buy
5、something for somebody，意为“给某人买某物” ；buy something fromsomewhere 意为“从什么地方买来某东西” 。如：I bought my son a bike.或 I bought a bike for my son. 我给儿子买了辆自行车。He bought a new book from that store. 他从那家书店买了一本新书。sell 意为“卖”后也可接双宾语, 即 sell sb something 或 sell something to somebody，意为“把某物卖给某人” ；sell something to.意为“把某
6、东西出售给” 。如：This shop sells school things to the students.这家商店向学生出售学习用品。【知识拓展】sale 可以作可数名词，如：I had a few sales today. 我今天做了几个生意。有关 sale 的短语： on sale 打折 for sale 出售考点四 Anybody can afford our prices! 我们的价位任何人都能接受。(P45)【用法归纳】price 的用法price 只有 high, low(高、低)之别。不能用 cheap， expensive 或 dear 来修饰。如：He bought this coat at a low price. 他以低价购得这件外套。I think the price is a little high. 我觉得这个价格高了点。
