七年级下册英语第一单元知识重点.pdf
Unit 11.sing（动词，唱歌）-singer（名词，歌唱家）2.swim（动词，游泳）-swimmers（名词，游泳者）3.dance（动词，跳舞）-dancer（名词，舞蹈家）4.Piano(名词，钢琴)painist（名词，钢琴家）5.Violin（名词，小提琴）-violinist（名词，小提琴家）27.Music（名词，音乐）-musician（名词，音乐家）PlayPlay 与表示棋类、体育活动的名词连用时，中间不用任何冠词。表示弹奏乐器时，乐器的与表示棋类、体育活动的名词连用时，中间不用任何冠词。表示弹奏乐器时，乐器的名词前加名词前加 thethe1.play the guitar 弹吉他 2.play the piano 弹钢琴3.play chess 下国际象棋 4.play baseball 打棒球PlayPlay 作玩耍时常用作不及物动词，作玩耍时常用作不及物动词， playplay withwith 则相当于及物动词，则相当于及物动词， 后面跟宾语，后面跟宾语， 表示表示 “以“以自娱”自娱”1.Dont play with fire/water.(不要玩火/水)2.The children are playing by the lake.(孩子们正在湖边玩)Play a part inPlay a part in意思为“参与某事；在方面起作用”后接名词、代词或动词的意思为“参与某事；在方面起作用”后接名词、代词或动词的 inging 形形式。式。1.Everyone should play a part in saving the earth.(每个人都应该参与到拯救地球的行列中去)动词动词 playplay 作“演奏曲子”；“扮演”，如作“演奏曲子”；“扮演”，如1.He often plays some light music for me.(他经常给我演奏一些轻音乐)2.We have to play the same piece again and again every day.(我们不得不每天演奏同一首乐曲)3.He played Lu Xun in the film.(他在电影中扮演鲁迅)Play a role inPlay a role in意思是“在中发挥作用意思是“在中发挥作用/ /扮演角色”扮演角色”1.When people watch the show,they usually play a role in deciding the winner.(当人们观看表演时，他们通常发挥决定冠军的作用)2.Fan Bingbing plays an important role in the film.范冰冰在这部电影中扮演一个重要的角色talk to/talk with sb.与某人交谈；Talk about sth.谈论某事1.Dont talk to me,Im busy.2. I like to talk to/with him.3.He is talking with his friends about their homework.say+具体说话内容（Please say it in English.“请用英语来说它”）1.What do you want to say?2.Please say it in English.3.She says,”China is great.”1Talk说话；谈话say强调说的内容speak+某种语言 “讲各种语言”Speak说某种语言的能力或方式1.I can speak Chinese and a little English(我会说汉语和一点英语)Tell告诉2.May I speak to Lucy?(我可以和 Lucy 通话吗？)3.Who will speak at the meeting?(谁将在会上发言？)4.The baby is too young to speak.(这个婴儿太小不会说话)1.tell sb.sth.=tell sth to sb 告诉某人某事My teacher often tells us some interesting stories.= My teacheroften tells some interesting stories to us.2.tell sb （not ）to do sth.“告诉某人不要做某事”Tell him (not) to close the door.3.tell sb.about sth.告诉某人关于某事.Please tell us about your school.tell a story/tell stories“讲故事”4.You are good at telling stories.5.tell(sb.) a lie/lies.（对某人）撒谎Dont tell lies!别撒谎！辨析：Join 与 take part inJoin加入某一组其后还可以接表Join the party织，成为其中示人的名词或代Join the leagueJoin the army一员词Join the clubtake part in参加会议或群强调句子主语参Take part in the meeting众性活动加该项活动，并Take part in the Olympic Gamesl在其中发挥作用(参加奥林匹克运动)2.be good at.=do well in.擅长.Eg:1.I am good at playing computer games.= I do well in playing computer games.be good for“对.有益”反义词 be bad for“对.有害”Eg:Running is good for your health.“跑步有益于你的健康”.tell a story/tell stories“讲故事”.Write to sb.“给某人写信”.Show sb sth=show sth to sb.“給某人看某物”.Be good with“善于应付.的”Eg: She is good with chindren.Made friends with sb.”与人交朋友“.Help sb. with sth“在某方面帮助某人”=help sb. to do sth.on the weekend 在周末.Teach sb. to do sth 教某人去做某事.Need 做实意动词，其后应接 to do 形式，但当情态动词讲时，其后应接动词原形。Eg: 1. She needs to buy a pen.(时义) 2. He need go to school now!(情态)在回答情态动词need所引导的一般疑问句中， 做肯定回答， 常用must做否定回答则用neednt。Eg: Need I do it now? Yes, you must.No, you neednt.like to+动词原形（I like to play basketball.）like v.ingWhat soprts can you play?你会做什么运动?Join the soccer club 参加足球社团Youre very good at telling stories 你很善长讲故事34
