Unit 3 Section A 单元知识点讲解2022-2023学年人教版英语八年级下册

Unit 3 Could you please clean your room? Section A 教材知识全解 讲透知识 查漏补缺 知识点一Could you please do sth.?的用法 教材原文 Peter, could you please take out the rubbish?彼得,请你去倒一下垃圾好吗? “Could you please do sth.?”用于委婉地提出请求. -Could you please open the window? 请你开一下窗户好吗? -Yes, sure.好的,当然可以. 拓展 “Could you please do sth.?”的答语有如下两种情况: 接受请求时 可以用 Yes, sure./Sure./Of course./Certainly./No problem./With pleasure.等来回答 拒绝请求时 可以用Sorry./Sorry, I can't.等来回答,还可以用I have to do sth.来解释原因 -Could you please fold your clothes?请叠一下你的衣服可以吗? -No problem.没问题. “Could you please do sth.?”的否定形式是＂Could you please not do sth.?”. 例1(2020青海西宁大通七中月考)-Could you please help me sweep the floor, Dale? -________. A. Good idea B. Yes, sure C. Sorry, I couldn't D. That's right 解析 Could you please...?用于委婉地提出请求,当接受对方请求时,常用Yes, sure./With pleasure./Of course.来回答;否定回答常用Sorry./Sorry, I can't.,结合所给选项可知此处是肯定回答,故答案选B. 答案 B 知识点二 take out的用法· 教材原文 Peter, could you please take out the rubbish? 彼得,请你去倒一下垃圾好吗? take out the rubbish意为“倒垃圾”,其中take out表示“取出;拿出”.如果take out的宾语是名词,该名词可以位于take和out之间,也可以位于take out之后.如果宾语是代词,该代词只能位于take和out之间. Please take out the old newspapers.＝Please take the old newspapers out.请把旧报纸拿出去. My wallet is in the bag. I have to take it out first.我的钱包在包里,我得先把它拿出来. 例2 (2020甘肃武威民勤六中月考)There is some rubbish in the room. Please________. A. take it out B. take out it C. take them out D, take out them 解析 句意:房间里有些垃圾,请把它拿出去.take out意为“取出;拿出”,若跟代词作宾语,要放在take与out的中间.rubbish是不可数名词,代词用it,故答案选A. 答案 A 知识点三 做家务的短语表达 教材原文 Could you please sweep the floor 请你扫一下地好吗? 本句中的sweep the floor 意为“扫地”.其中sweep是动词,意为“扫;打扫”,其过去式和过去分词都是swept My mother is sweeping the floor at the moment.我妈妈这会儿正在扫地 拓展 和“家务劳动＂有关的短语有: take out the rubbish/trash 倒垃圾rubbish(英式);trash(美式) fold one's clothes 叠衣服 sweep the floor 扫地 clean the room 打扫房间 make one's/the bed 铺床 do the dishes 洗餐具＝wash the dishes 例3 He picked up the broom to help me________. A. do the dishes B. make the bed C. fold his clothes D. sweep the floor 解析 句意:他拿起扫帚帮我扫地.根据前面提到的broom可知是要扫地