人教版七年级英语下册Unit4Don’teatinclass单元知识点汇总

1、牛津教育全新的课标理念优质的课程资源Unit 4 Don't eat in class.1. 祈使句的构成和用法概念：祈使句是用来表示请求、命令、叮嘱、邀请、劝告等的句子。结构：祈使句一般以动词原形开头，句末用句号或感叹号。a) Do型祈使句肯定结构：动词原形+宾语+其它否定结构：Don't+动词原形+宾语Open the door.开门Don't play soccer in the classroom.不要在教室里踢足球。b) Be型祈使句肯定结构：Be+表语否定结构：Don 't+be+表语Be careful next time!下次要细心！Don

2、9;t be late for school.上学不要迟到。c) Let型祈使句肯定结构：Let+宾语+动词原形+其它否定结构：Don't+let+宾语+动词原形+其它Let's not+动词原形+其它Let's go home.我们回家吧。Don't let him go shopping.不要让他去购物。d) No型祈使句结构：No+动词ing或No+名词。这种结构的祈使句一般用来表示禁止。No talking 禁止讲话=Don't talk=Stop talking )No photos 禁止拍照(=Don't take photos)2.

3、 短语go out外出（娱乐）take out掏出,取出do the dishes=wash the dishes 清洗餐具 think about sth 考虑have fun=have a good time 玩得图兴good luck（to sb）祝（某人）好运sb be lucky某人运气好wait for sb等待某人arrive late for=be late for 为 而迟到fight with sb和某人大家make friends 交朋友make sure 确信make one's bed 铺床make noise 制造噪音keep quiet=be quiet

4、保:#You can't go out on school nights.在上学的晚上你不能出去（玩）。Please take out a piece of paper.请拿出张纸。Please wash the dishes after dinner.晚饭后请清洗餐具。Let's think about the fruit and vegetables.让我们考虑下水果和蔬菜。Have fun.玩得开心！Wish you good luck.=Good luck to you.祝你好运。She is lucky.她运气好。I am waiting for you. 野-直在等

5、你。Don't arrive late for work.上班/、要迟到。Don't fight with your classmates. /、要和你的同学打架。I want to make friends with you.我想和物交朋友。Please make sure he is at home 请确认他在家。Every morning I must make my bed.每天早上我必须铺床。Don't make noise.不要制造噪首。Keep quiet, please.请保:#。 =Please keep quiet.1牛津教育全新的课标理念优质的课程

6、资源keep healthy保持健康Running can keep us healthy.跑步能保持我们健康。keep cool保持冷静Keep cool, don't fight with him.保持冷静，不要和他打架。keep up with 跟上You must keep up with other students.你必须跟上其他学生。3. rule规则（复数形式rules）family rules 家规school rules 校规follow the rules=obey the rules 遵守规则break the rules 违反规则make rules制定规则4

7、. “到达”的用法表达,get to+地方arrive in+大地方arrive at+小地方i reach+地方get to school = reach school = arrive at school 至U达学校注意：home, there, here是副词，因此介词to、in、at要省略，如 get home至U家5. listen ta hear和sound辨析：两者都表示“听”的意思listen有意识地听，但不一定听到什么，强调“听”这个动作，结构“ listen+to+宾语”hear强调听的结果，“听见”。sound听起来，系动词+adj做表语He can't hear

8、 you because he is listening to music now.他听不见你，因为他正在听音乐。That sounds interesting.那听起来有趣。6. time及相关短语表时间，不可数名词What time is it now?现在是什么时间？（几点了？）time W;表次数，可数名词three times三次at the same time 同时in time及时on time准时all the time 一直，总是 =alwaysfor the first time 第一次at times有时，偶尔in the morning/in the afternoon

9、/in the evening 在早上 /在下午 /在晚上at noon=in the middle of the day 在中午at night泛指在晚上on school days在上学的白天on school nights 在上学的晚上7. wear、 put on 和 get dressed#析wear表“穿着、戴着”的状态。put on表"穿上、戴上”的动作get dressed 是 get +adj 的用法,She is wearing a red dress today.她今天穿着一件红裙子。Please put on your coat. It is very col

10、d outside.请穿上你的夕卜套，夕卜面很冷。dressed是一个过去分词充当形容词，意思是穿好衣服的”=dress oneself8. have to和 must辨析have to +动词原形，强调客观需要；否定形式don't have to不必must+动词原形，强调主观看法Because it is raining outside, I have to take an umbrella.因为夕卜面正在下雨，我不得不带伞。You don't have to get up so early.你不必这么早起床。I must finish my homework before

11、 half past eight in the evening.我必须在晚上八点半之前完成我的家庭作业。9. bringto把一带至I来/ bringfrom从.带来Please bring your English books to school.请把英语书带至U学校来。I bring some bread from home.我从家带来了一些面包。10. practice 用法p practice+名词 I must practice the guitar every day.我每天必须练习吉他。practice+动名词(V-ing) She practices playing the p

12、iano after dinner.她晚餐后练习弹钢琴。11. help 用法h help sb with sth/V-ing I must help my mom with housework.我必须帮助我妈妈做家务。CCan you help me with washing the dishes?你能帮助我清洗餐具吗？L help sb (to) do sth I need to help my students learn English.我需要帮助我的学生学习英语。12. too many, too much, much to用法辨析 too many+可数名词复数，表示“太多”,to

13、o much+不可数名词，表示"太多"much too+形容词/副词，表示"太"There are too many rules at school.学校有太多规贝 U。He eats too much ice-cream 他吃了太多冰激凌。His T-shirt is much too large.他的衬衫太大了。13. 正反义词小结interesting, fun 有趣的boring无聊的noisy吵闹的（noise噪首，/、可数名词）quiet安静的unimportant不重要的important重要的happy局兴的unhappy小局兴的sad伤

14、心的clean干净的dirty脏的big大的small小的long长的short短的tall高的short矮的new新的01d老的，旧的fat胖的thin, slim 瘦的unfriendly不友好的outside在外面inside在里面 friendly友好的14. strict 用法be strict with sb对某人要求严格be strict in sth对某事要求严格My father is very strict with me.我的父亲对我要求很严格。His mother is strict with everything.他的妈妈对所有事情都很严格。15. remember,

15、 forget用法广remember to do sth记得要做某事（事情还未做）Please remember to finish your homework.请记得做你们的家庭作业。r remember doing sth记得做过某事（事情已做）lI remember cleaning my room.我记得到扫过我的房间了。forget to do sth忘记要做某事（事情还未做）I forget to bring your books to school.我忘记带你的书到学校了。 “forget doing sth忘记做过某事（事情已做）、I forget doing the dish

16、es.我忘记清洗过餐具了。16. look, see, watch 和 read 用法辨析r look强调看的动作 100k at看，look for寻找，look after照顾I see强调看的结果，看见watch观看，注视，尤其是动态的画面（read读，阅读, 常和 book, magazine搭配Please look at the blackboard 请看黑板。I am looking for you.我正在寻找你。Please look after my pet dog on weekends.请在周末照顾我的宠物狗。I can see you.我能看见你。We want to

17、watch the basketball game on Saturday.我们想在星期六观看篮球比赛。I must read a book before I go to bed.在我上床睡觉之前，我必须看一本书。17.句型a) What do you think of ?=How do you like ?你认为 怎么样？What do you think of this article?=How do you like this article? 你认为这篇文字怎么样?What does she think of Yueyang?=How does she like Yueyang?她认为

18、岳阳怎么样？b)感叹句一般是用来表示说话时的喜悦、惊讶等情感。英语感叹句常 用"what"和"how"引导，"what"和 "how"与所修饰的词置于句首，其它部分用陈述句语序。 一、由"what"引导的感叹句："what"意为"多么"用作定语，修饰名词（被强调部分），单数可数名词前要加 不定冠词a/an,复数可数名词或不可数名词前不用冠词。结构：what+（a/an）+adj.+n.+主语 + 谓语+（it is）. What a clever girl

19、 she is!多么聪明的姑娘呀！ What an interesting story it is!多么有趣的故事呀！ What good children they are!他们是多么好的孩子呀！ What beautiful flowers they are!多么漂亮的花呀！ What delicious food it is! 多么有味的食物呀！ What heavy snow it is!多么大的雪呀！二、由"how"引导的感叹句："how"意为"多么"，用作状语，修饰形容词或副词(被强调部分)。如果修饰 形容词，则句中的谓语动词用系动词；如果 how修饰副词，则句中的谓语动词用行为动词。结构： How+adj. (adv.) + 主语 +