Unit 3 知识点 人教版英语八年级下册

这是一份Unit 3 知识点 人教版英语八年级下册，共3页。
Unit 3 Could you please clean your room?词形转换：sweep(v.)→(pt.) swept打扫→(pp.)sweptthrow(v.)→ (pt.) threw扔，掷→ (pp.) thrownneither(pron.)两者都不→both (pron.)两者都三者及以上都不 none 三者及以上都 alllend(v.)→(pt.) lent 借出independence(n.)→(adj.) independent独立的develop(v.)→(n) development发展fair (adj.) →(反义词) unfair 合理的，公平的→(n.)fairnessill(adj.)→ (n.) illness疾病短语：do the dishes = wash the dishes 洗碗碟take out the rubbish 扔垃圾fold the clothes 叠衣服sweep the floor 扫地make the bed 铺床clean the living room 打扫客厅No problem. 没问题go out for dinner 出去吃饭stay out late 在外呆到很晚stay up late 熬夜get a ride 搭便车work on 忙于...help out with a few things 帮助做些事情at least 至少finish doing sth. 完成做某事any minute now 随时，立刻be angry withsolve the problemthrow down my bag 扔下我的书包come over 走过来take the dog for a walk 溜狗reply angrily 生气地回复work all day 工作一整天all the time 一直；频繁；反复never help out around the house从不帮助做家务as+ 形容词和副词原级+as...和...一样walk away走开come back from work 下班回家in surprise 惊奇地To our surprise 使我们吃惊的是neither of us 我们两个都不both of us 我们两个都share the housework 分担家务a clean and comfortable home一个干净又舒服的家in front of在物体外部的前面in the front of 在物体内部的前面get something to drink/eat 弄些喝的东西hang out with sb. 同某人一起闲逛pass sb.sth.=pass sth. to sb. 把某物递给某人主语"借进来" borrow sth from sb主语"借出去" lend sb. sth. =lend sth. to sb.do chores = do housework 做家务some snacks and drinks 买一些饮料和零食invite sb. to + 地点 邀请某人到某地make sb. do sth. 让某人做let sb. do sth. 让某人做help with housework帮助做家务have time to do sth. 有时间做某事a waste of time 浪费时间spend +时间+on sth.在...上花时间spend +时间+doing sth. 花时间做某事in order to do为了，置于句首或句中get good grades 获得好成绩get into a good university 进入好大学There is no need for 某人+to do sth.对某人来说做某事没必要provide sb. with sth. = provide sth for sb.为某人提供某物offer sb. sth. = offer sth. to sb. 为某人提供某物mind doing sth. 介意做某事depend on 依靠...It is not enough to do sth. 做某事是不够的...develop children’s independence培养孩子们的独立性take care of oneself = look after oneself =care for oneself照顾某人自己the idea of fairness 公平意识have no idea不知道as a result 结果fall ill 生病grades drop 成绩下降 A traffic accidents 交通事故用法归纳：Two hours of TV is enough for you表示时间、距离、金额、度量衡等词作主语时，通常被视为整体，谓语动词用单数the minute = as soon as 一...就... (符合主将从现原则)neither+ be/助/情+主语 “…也不” A:I don’t like this dress. B：Neither do I.She didn’t do any housework and neither did I.so+be/助/情态动词+主语 “…也…” Tom can swim. So can I.so+主语+be动词/情态动词/助动词用来表示赞同的，意为“确实，的确”--It's a fine day today.--So it isenough 置于名词前，形副后Doing chores is not so difficult.动名词作主语谓语动词用单数It is + 形容词+for +人+to do 对某人而言做某事是...It helps sb. to do sth. 帮助某人做某事do one’s part in (doing) sth.尽某人的职责做某事play a part in doing sth “参与做某事”do one’s best to do sth “尽自己最大努力做某事”The + 比较级，the+比较级The earlier kids learn to be independent, the better it is for their future.孩子们越早学会独立，对他们的未来越好。语法：情态动词could的用法：Could you please do sth.?“请你（做）......好吗？”(could 不是can的过去式，表示一种委婉的语气， 礼貌地提出请求，回答用can.)肯定回答：I’d love to ,but I can’t./ Sure./ Of course. / Certainly./ No problem/with pleasure.否定回答：Sorry , I can’t./Sorry, I’m afraid I can’t.Could I do sth? “我可以做......吗？”(用于请求得到别人的许可，语气比较委婉)肯定回答：Yes,you can ./ Yes, please.否定回答：Sorry, you can’t./ I’m afraid you can’t.(题) Could you please take the dog for a walk?--_______.But I want to watch one show first.A. Yes, I could B. No, I couldn’t C. You’re welcome D. Sure, no problem(题) Could you go to the bookstore with me, Jenny?--Sorry, I___. I haven’t finished my homework yet.A. couldn’t B. needn’t C. can’t D. mustn’t(题) Could you please do the dishes?--___. I cut my finger and I’m trying not to get it wet.A. Yes, sure B. No problemC. Sorry, I’m afraid I can’t D. That would be fine (题) Could I use you ruler? I left mine at home.--Yes, you _____A. must B. can C. need D. should