7AUnit7知识点.doc

7A Unit7 知识点Comic strips and Welcome to the unit (P80-81)P80 1. I dont have any money.= I have no money. not any=noWe have no time.=_ 2. Heres my wallet. 这是我的钱包。本句是以here开头的倒装句，句中的主语是my wallet,其正常语序为My wallet is here. Here后动词be的单复数形式要根据名词的单复数确定。Here is a card for you. Here are your gifts. 3. I need you to carry all the bag. carry 作动词，意为“拿，提，搬” The bag is too heavy. I cant carry it.(carry无方向性，指将某人或某物随身带着，并从一处带到另处)Please take the chair away.(take 强调方向性，指将某人或某物从说话人处“带走”或“拿走”)Bring me that book tomorrow please.(bring 表示将某人或某物从别处“带来”或“拿到”说话人所在的地方与take相对)P81 1. Thats a good idea. 好主意。 当我们对别人的建议和想法表示赞同时，常用Thats a good idea相当于Good idea。idea为名词，意为“主意，想法” an idea Do you have any ideas?Lets go to the park this Sunday.Good idea./ Thats a good idea.2. Maybe he is not interested in music. Maybe意为“也许，可能”，常位于句首表示猜测。 Maybe your book is on the desk.也许你的书在桌上。 be interested in意为“对感兴趣”，in为介词，后接名词、代词或V-ing.My brother is interested in English and he is also interested in _(play) erested意为“感兴趣的”，其主语是人； interesting意为“有趣的”，其主语通常是某事物。interest是名词，意为“兴趣”The story is _ and all of us are _ in it. (interest) Reading(P82-84)P82 1. Can I help you? 你需要什么？ 该句是服务员主动询问顾客需要是，或是向别人提供帮助时的常用语。类似的句子还有：What can I do for you?/ May I help you?/ Is there anything I can do for you? 2. How much do they cost? 这些卡片多少钱？ how much在这里用于询问商品的价格，意为“多少钱”。 询问价格：How much is it?/How much does it cost? 它多少钱？ Its ten yuan. / It costs ten yuan. 它10元。 How much are they?/ How much do they cost? 它们多少钱？ Theyre ten yuan. / They costs ten yuan. 它们10元。 Whats the price of it/ them? 它/它们的价格是多少？ 这本书多少钱？它的价格是20元。（3种） 这些邮票多少钱？它们是50元。（3种） _ _ _ _ _ _3. 花费种种 sb spend time/money on sth 某人花费多少时间/金钱在.上 Eg. I always spend a lot of time on my lessons. 我总是在我的功课上花很多时间。 He spends forty yuan on this ball. 他在足球上花了40元。 sb spend time/money (in) doing sth 某人花费多少时间/金钱在.上 Eg. She spends an hour doing her homework every day. 每天她花一小时做家庭作业。 sb pay money for sth 某人花多少钱买某物 Eg. I ll pay fifty yuan for this bag. 我将花50 元买这个包。 sb pay for sth 某人付钱买某物 sth cost(s) sb +money 某物花费某人多少钱 Eg. This bag costs me sixty yuan. 这个包花费我60元。 It takes sb some time to do sth 花费某人一段时间做某事 Eg. It takes her two hours to ride to school. 骑车上学需要花费她两小时。我每天花费半小时步行回家。（两种） 这本书花了我10元。（三种）_ _ _ _4. Theyre two yuan each. 它们每张两元。each在句中作代词，意为“每个”，指两个或两个以上的人或物中的“每一个”。each作主语时，谓语动词用第三人称单数形式。Eg. Each of us has a desk. 我们每个人都有一张桌子。5. Thats enough. 那够了。 enough 足够（的），充分（的） Eg. We have enough food for supper. 晚餐我们有足够的食物。 I had enough, thank you. 我已经吃饱了，谢谢你。 enough也可用作副词，意为“足够地；充分地” Eg. Im not strong enough to carry the heavy box.我不够强壮，拎不动这个重盒子。注意：enough在句中的位置：若修饰名词，放在名词前，如：enough time/money/energy；若修饰形容词或副词，要放在形容词或副词的后面,如：tall/old/lucky enough。Eg: This boy is _ to take care of himself.这个男孩够大，能够照顾自己。 Many people help the poor boy. He is _.(够幸运)Grammar(P85-86)P86 some 与any1. some用于肯定句中，但是当我们提出建议和请求的疑问句中也用some,在期望得到肯定回答的疑问句中也用some。2. any用于否定句和疑问句中，含有some的句子改否定句和疑问句时，要把some改any。3. some和any都可以修饰可数名词和不可数名词。4. 在if引导的条件状语从句中，用any不用some。Eg. If you have any questions, put up your hands.用some和any填空1. Would you like _ tea?2. Is there _ water in the cup?3. Can I have _ cakes now?4. Are there _ books on the desk?5. Will you please buy _ paper for me?6. Sorry. I dont have _ books about computers.P87 There be 某地有某人/物1. There is + 单数名词+ 介词短语 There is a book on the desk.There is some + 不可数名词+ 介词短语There is some food on the table. There are + 可数名词复数+ 介词短语There are many pears on the trees.2. there be句型中有两个以上名词短语时，be动词形式与第一个名词一致，即就近原则。There is a pen and some books on the desk.There are some books and a pen on the desk.3. 就there be句型主语提问，无论主语是单数还是复数，用 What is + 介词短语？ Eg. There are three boxes of tomatoes in the room._ in the room?4. There be 句型改否定句时，在be动词后加not，如果句中有some改为any；改为一般疑问句时，把be提前，some改为any 肯定/否定回答Yes, there is/are. No, there isnt/arent.There is some milk in the bottle. (改为一般疑问句并作肯定否定回答）_There are some boys in the playground. (改否定句)_5. There be 与have/hasThere be表示位置 have/has 强调拥有，但两者也可以转换Amy has a book in her hand.=_注：The wall there _ four windows.A. are B. is C. have D. hasIntegrated skills (P87-88)P87 1.They can learn a lot/much from books. 他们可以从书中学到很多。 learn.from.意为：“向.学习；从.中获得/学到”I learn everything from her. 我什么都是从她那儿学到的。2. have.to do The children in poor areas dont have money_ (buy) pens or books.P88 1.Would you like to help the children in some poor areas? help sb (to) do; help sb with sth I often help my mother do housework.(同义句) _ _Would you like to do.? Yes, Id like to/love to.你愿意和同学们练习打网球吗？我很乐意。_Would you like some.? Yes, please. No, thanks.你想喝点苹果汁吗？不用，谢谢。_2. We can use our pocket money to buy them these things. use.to do sth 用.做. Can you use a pumpkin _(make) a lantern? 3. Whats your size? 你穿几码？ =What size do your wear? I wear size 40./Size 40. What size are your shoes/feet? 你的鞋/脚多大?4. Can I try them on? try on意为“试穿”，当其宾语为代词时，必须将代词放在try与on之间；如果其后跟名 词作宾语，则名词既可放在try与on之间，也可放在on之后。 This dress looks nice. Can I try it on? Can I try these jeans on, please?=Can I try on these jeans, please? This pair of shoes is nice. Can I _? A. try on it B. try it on C. try on them D.try them on5. Well, they fit very well. fit在此作动词，意为“适合，合身”，常指大小，形状合身，常用短语sth fit(s) sb(某物适合某人） 你的夹克很合身。 _fit可用作形容词，意为“合适的”，常用于be fit for sb/sth 结构，意为“适合于某人，某物”The food is not fit for your visitors. 这食物对你的客人来说不合适。_ 运动鞋适合远足。6. Sorry, thats too expensive.expensive 意为“昂贵的” His new car is very expensive. 他的新车很昂贵。expensive的反义词为cheap(便宜的)。当形容价格，租金，收费等高或低时，不能用expensi