七年级英语下册 Unit 4 Don’t eat in class短语、语法知识点汇总 .pdf

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1、Unit 4 Dont eat in classUnit 4 Dont eat in class一、基础归纳重点短语1.在课堂上3.准时5.在餐厅7.与某人打架9.许多规则11.把.带到.13.不得不安静15.练习吉他in classbe on time2. 上课迟到4.在走廊里arrive late for classin the hallwayslisten to musicwear a hatbe late for wear school uniformssee friendsdo the dishesclean his roomin the dining hall6.听音乐fight

2、witha lot of rules8.戴帽子10.因而迟到bring sth to 12.穿校服have to be quiet14.看朋友practice the guitar 16.洗盘子mommake18.打扫他的房间17.帮助妈妈做早饭helpbreakfast19.太多（+可数名词） too many20.太多 （+不可数名词 ）21. 太 （+形容词）much too23.早饭后after breakfast22.整理你的床铺24.感觉好make your bedfeel wellthink aboutbe strict in sth.follow the ruleshave f

3、un doingtoo much25.告诉(叫)某人做某事tell sb. to do sth26.考虑、想27.对某人严格要求29. 记得去做某事31.制定规则be strict with sb.28.对某事要求严格remember to do sth.30.遵守规则make the rules31. 做某事有趣重点句型1.不要在课堂上吃东西。2. 不准上课迟到，务必守时。3. 不准在走廊内乱跑。4. 不准在教室里吃东西， 务必在餐厅里吃东西。5.不准在课堂上听音乐。6.我们不可以在走廊里听音乐，但在外面可以听。7.我们可以把音乐播放器带到学校吗？8.我们总是要穿着校服。9.别把脏碗留在厨房

4、里。Dont eat in class.Dont arrive late for class, you must be on time.Dont run is the hallways.Dont eat in the classroom. You mustin the dining hall.Dont listen to music in class.We cant listen to music in the hallways, but we can listento it outside.Can we bring music players to school?We always have

5、 to wear the school uniform.Dont leave the dirty dishes in the kitchen!【教材内容解析】【教材内容解析】1Section ASection A1.1. DontDontarrivearrive late for class. (P. 19) late for class. (P. 19)arrive 作不及物动词，表示“到达”，接宾语时，需要加上介词in 或者 at。When did you arrive?We are arriving at the station at two oclock.【拓展】【拓展】reach 表

6、示“到达”时，是及物动词，后面直接接表示地点的名词作宾语。另外两个表示“到达”的动词（get 和 arrive）都是不及物动词，get to+地点；arrive in/at+地点。After a long way, they reached/got to/arrived at the top of the mountain finally.2.2. You must beYou must beon timeon time. (P. 19). (P. 19)on time 用作固定短语，表示“准时、按时” ，in time 表示“及时” 。The train arrives on time.Th

7、e ambulance（救护车） arrives in time.3.3. DontDontlisten tolisten to music in class. (P. 19) music in class. (P. 19)listen 用作不及物动词，表示听的动作，后接宾语时，需要加上介词to，hear 强调听的结果，表示“听到” 。This girl likes to listen to music.Can you hear anything?4.4. DontDontfightfight. (P. 19). (P. 19)fight 此处用作动词，意为“打架” ，fight with s

8、b.意为“与某人打架” 。Why do you sometimes fight with others?5.5. listen to musiclisten to musicoutsideoutside (P. 20) (P. 20)outside 表示“在外边” ，反义词为 inside“在里面” 。Dont stay inside all the time. Lets go outside to play together.6.6.wearwear a hat (P. 20) a hat (P. 20)wear 此处用作及物动词，意为“穿、戴” ，表示穿着的状态，宾语可以是衣帽或者饰品。S

9、he likes wearing a red coat.The young lady wears a pair of sunglasses.【拓展】辨析 wear, put on 和 dresswearput ondress穿着穿上给穿衣服侧重于穿戴的状态侧重于穿戴的动作指给自己或者他人穿衣服The girl wears a red coat today.Put on your coat. It is cold outside.The boy is too young to dress himself.7.7. Can weCan webringbring music players to s

10、chool? (P. 20) music players to school? (P. 20)bring 表示“带来” ，强调从别的地方带到说话的地方，常与副词here 连用；take 表示“带走” ，强调从说话的地方带去别的地方，常与副词there 连用；carry 表示“搬、抬” ，没有方向性。The students brought their homework to school in the morning and take them home after2school.Section BSection B1.1.practicepractice the guitar (P. 22)

11、 the guitar (P. 22)practice 用作及物动词，表示“练习、训练” ，后接名词或者动名词作宾语。The girl is practicing playing the piano in the room.2.2.helphelp his mom make breakfast (P. 22) his mom make breakfast (P. 22) help sb. with sth. 帮助某人某事Can you help me with my homework? help sb. (to) do sth. 帮助某人做某事He often helps his mother

12、 clean do housework. with the help of 在的帮助下With the help of the doctor, the man gets better.3.3. There areThere aretoo manytoo many rules! (P. 23) rules! (P. 23)too many 意为“太多”，用作形容词时，后接可数名词复数。There are too many students in our school.【拓展】too much, much too和 too many 辨析too much太多（的）much tootoo many太

13、太多的用作形容词，修饰不可数名词用作副词，修饰动词用作副词，修饰形容词和副词用作形容词，修饰可数名词复数I have too much homework to do.Dont eat too much.The picture is much too beautiful.The little boy has too many questions toask.4.4. DontDontleaveleave the dirty dishes in the kitchen! (P. 23) the dirty dishes in the kitchen! (P. 23)leave 此处用作及物动词，意

14、为“留下、剩下” ，常用的结构为：leave+宾语+地点状语，表示“把某物忘在某地” 。I left my pen in the bedroom.5.5. After dinner, I cant relaxAfter dinner, I cant relaxeithereither. (P. 23). (P. 23)also, too, as well 与 either 都可以表示“也”，但是用法不同。alsotooas welleither放在句中行为动词前，be 动词、助动词和情态动词之后。用于肯定句中，放在句尾，前面用逗号隔开。用于肯定句中，放在句尾，前面不用逗号隔开。用于否定句句末。

15、He also wants to go.He wants to go, either.He wants to go as well.He doesnt want to go either6.6. ParentsParents andand schoolsschools arearesometimessometimesstrictstrict, , butbutremember,remember,theythey makemake rulesrules toto helphelpus. (P. 23)us. (P. 23)(1) sometimes 是频度副词，意为“有时”，相当于at time

16、s。I sometimes play computer games on weekends.【拓展】辨析 sometimes, some times, sometime与 some time3sometimessome timessometimesome time有时几次、几倍某时一段时间Sometimes he had lunch at school.Ive been to the museum some times.I will visit Daming sometime this summer vacation.She has lived here for some time.(2) s

17、trict 用作形容词，意为“严格的、严厉的” ，常用的短语为：be strict with sb.“对某人严格要求” 。She is strict with her son.(3) remember 的用法 remember to do sth.“记得要去做某事” ，强调动作还没有发生。Remember to close the door when you leave. remember doing sth.“记得做过某事” ，强调动作已经发生。I remembered meeting him before. but I was not sure where it is.7.7. .I ha

18、ve to/must.I have to/mustkeepkeep my hair short. (P. 24) my hair short. (P. 24) keep sth. 保留某物You can keep the book until the next weekend. keep doing sth. 一直做某事The thief still kept stealing things after he went out of the prison. keep+adj. 保持The girl eats a little to keep slim. keep sb./sth.+adj./介

19、词短语 保持某人/某物We should keep the window open while we are asleep.My mother keeps the vegetables in the fridge. keep sb. doing sth. 保持某人做某事The mother kept the baby crying on the bed.8.8. .because I have to.because I have tolearnlearn to play the piano. (P. 24) to play the piano. (P. 24)learn 用作及物动词，表示“学

20、习” ，后常接名词、代词或者动词不定式作宾语。He is learning a second foreign language.Children should learn to walk by themselves.9.9. I neverI neverhave funhave fun. (P. 24). (P. 24)have fun 意为“玩得开心” ，相当于 have a good/great time 或者 enjoy oneself。have fundoing sth.意为“做某事很开心” 。We have fun learning English.【语法讲解】【语法讲解】一一 祈使

21、句祈使句1 1 祈使句定义祈使句定义用于表达命令、请求、劝告、警告、禁止等的句子叫做祈使句。祈使句的动词都为一般现在时，句末则使用句号或感叹号。2 2 祈使句结构祈使句结构4（1） 第二人称祈使句通常用来向听话者发出命令， 提出要求或建议。 这种祈使句的主语 you通常不表示出来，而是以动词原形开头。（2）第一、三人称祈使句是以第一人称、第三人称代词或者名词等作为祈使的对象，这类祈使句通常以 let 为引导词表建议。3 3 祈使句的强调形式及否定形式祈使句的强调形式及否定形式（1）祈使句的强调形式是在整个结构之前加do。（2）祈使句的否定形式是在整个结构之前加dont 或 never。（3）以

22、 let 为引导词的祈使句的否定形式通常是在Lets 或 Let us/ me 后加 not。4 4 祈使句的反意疑问句祈使句的反意疑问句（1）Lets 表示第一人称的祈使句，反意疑问部分为“shall we”。（2）Let me 和 Let us 表示第二人称的祈使句，反意疑问部分为“will you”。（3）其他行为动词引起的祈使句，无论其陈述部分是否定还是肯定的，多用“will二二 情态动词情态动词 have tohave to 与与 mustmust情态动词 must 和 have to 都有“必须”的含义，它们的用法如下：must “必须”、“应该”的用法must “必须”、“应该”

23、的用法:1.must1.must 表示“必须”、“应该”。表示“必须”、“应该”。例如：例如：We must protect our environment. 我们必须保护我们的环境。Everyone must obey the rule. 每个人必须遵守规则。2.2. mustmust 的否定形式的否定形式 mustmust notnot 表示“不应该”、“禁止”、“不准”。语气比较强烈表示“不应该”、“禁止”、“不准”。语气比较强烈。 例例如：如：You mustnt speak like that. 你不准像那样说话。You mustnt be late for school. 你禁止上

24、学迟到。3.3.在回答在回答 mustmust 的问句时，的问句时， 肯定形式用肯定形式用 mustmust 来回答，来回答， 但否定形式用但否定形式用 neednt 或neednt 或 dontdont havehavetoto 来回答。而不用来回答。而不用 mustntmustnt 来回答来回答Must I be home before 8 oclock?Yes, you must. No, you neednt./No, you dont have to.have tohave to 表示“必须”、“不得不”，表示“必须”、“不得不”，He has to stay in bed for 3 or 4 days.We will have to get up early tomorrow.mustmust 与与 have to have to 的区别：的区别：must 表示的是说话人的主观看法，而have to 则表示的是客观需要。Must 一般只有现在时，而 have to 有更多的形式。I must go now.(主观看法)My mother is ill, so I have to go now.(客观需要)5