八年级英语上册Unit2KeepingHealthy知识点新版仁爱版.doc

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1、Unit 2Keeping HealthyTopic1 You should see a dentist.一重要词组：1look well/pale看起来挺好/看起脸色苍白2have a cold / a fever / a cough / a toothache / a back headache / a stomachache感冒/发烧/咳嗽/牙痛/背痛/ 胃痛3have the flu得了流感4have sore eyes眼睛疼5be sorry to do sth.做某事很抱歉6.boiled water开水7.plenty of = a lot of = lots of = many

2、 = much许多、大量8.stay in bed卧床9.have a good sleep好好睡一觉10.read in the sun在太阳下看书11.feel terrible感觉难受12.take some medicine/pills吃些药/药片13.take sb. to sp.把某人带到某地14.day and night日日夜夜15.feel like doing sth = want to do sth想要做某事16.go to see a doctor / dentist去看医生/牙医17.have a ( good ) rest = take a (good ) rest

3、（好好）休息18.lie down躺下19.hot food辛辣的食物20.too much candy太多糖果too many cakes太多蛋糕21.brush ones teeth刷牙22.take care of = look after照顾、照看take good care of = look after well好好照顾23.something new一些新的东西24.go up上升25.fall down摔倒26.run to sb.跑向某人run into sb.撞上某人27.with a cry/smile带着哭腔/微笑28.nothing serious没什么严重的29.r

4、eturn to school重返校园30.three times a day一天 3 次31.help sb.（to）do sth.帮助某人做某事32.feel much better感觉好多了33.ask for one weeks leave (n.)请一周的假34.thank sb. for sth.为某事感谢某人35.worry about = be worried about为担心36.follow the doctors advice/suggestions听从医生的建议37.get well变好了，好转了38.have an accident发生事故39.do sth. too

5、 much经常做某事40.need to do sth.需要做某事二重要句型:1Whats wrong with you? = Whats the matter with you?你怎么了？2Im sorry to hear that.听到这件事我感到很抱歉。3How long have you been like this?像这样你持续多久了？4.You should see a dentist.你该去看牙医。You shouldnt eat too much candy.你不该吃太多糖果。5.How are you feeling today?你今天感觉如何？6.You had bette

6、r take some medicine.你最好吃点药。You had better not go to school today.你今天最好别去上学。7.Take two pills, three times a day.吃两药片，一日三次。重要语法:情态动词 should (应该)与 had better (最好)情态动词后接动词原形例：You should see a doctor.You had better drink plenty of boiled water.should 否定形式为 should not = shouldnt ，had better 否定形式为 had bet

7、ter not ，had 经常与主语连写，例如：you had better not = youd better not例：You shouldnt drink coffee or tea in the evening.You d better not go to school today.含情态动词 should，had better 的句子，可以与祈使句同义转换。例：You should stay in bed.= Stay in bed.You had better not move your leg too much.= Dont move your leg too much. Hav

8、e a good rest and dont worry about it.= You should have a good rest and you shouldnt worry about it.Unit 2Topic2I must ask him to give up smoking.一重要词组1.look tired看起来累的2.watch a soccer game on TV在电视上看足球赛3.stay up late熬夜4.be bad for对 有坏处5.last night昨晚上6.read in the sun在太阳下看书7.put litter into the dust

9、bin把垃圾放进垃圾箱8.do morning exercises做早操9.throw litter around到处乱扔垃圾10.go to bed late迟睡觉11.get up early早起12.keep fingernails long留长指甲12.wash hands before meals餐前洗手13.play sports right after meals饭后就运动14.go to school without breakfast不吃早饭去上学15.an article about smoking一篇关于吸烟的文章16.cause cancer致癌17.give up s

10、th./doing sth.放弃某事/做谋事18.be careful (not) to do sth小心(不)要做做谋事19.take care of sb. well= take good care of sb.照顾好某人20.force sb. to do sth.强迫某人做谋事21.make sb. do sth.使某人做谋事22.get mad生气23.be surprised to do sth.做谋事感到很吃惊24.as soon as一就25.during his childhood在他的童年期间26.as soon as possible尽快27.not only but (

11、also)不仅而且28.by chance偶然地29.take a walk散步30.tell sb. (not) to do sth.告诉某人(不)要做谋事31.show sth to sb.=show sb. sth.把某物给某人看32.in fact实际上，事实上二重要句型1. What caused it?是什么引起的?3.You should go to bed early.你应该早起.4.You must put litter into the dustbin.你必须把垃圾扔进垃圾箱. 5.You mustnt throw litter around. 你不可以到处乱扔垃圾.6.Y

12、ou shouldnt read in the sun.你不应该在太阳底下看书.7.Dont stay up late at night.晚上不要熬夜.8.Is getting up early good or bad for our health?早起对我们的健康有好处还是有坏处?9.How terrible!多么可怕呀!10.Mothers always tell their children what they should eat.妈妈总是告诉他们的孩子他们该吃什么?11.He was surprised to find that it was delicious.他很惊讶地发现它很好

13、吃. 12.It will keep you active during the day.它会使你白天保持积极活跃.12.As soon as Michael saw it, he got mad.Michael 一看到它就很生气。13.It is necessary for your health.它对你的健康是必要的。14.I must ask him to give up smoking.ask sb. (not ) to do sth. 叫某人（不）做某事give up doing sth. = stop doing sth. 放弃做某事15.Dont throw litter aro

14、und.throw around 到处扔，如：throw litter around= throw around litter (litter 是名词，即可以放后也可以放中间，但代词只能放中间，如：throw it around )三.语法1.Drink enough water every day.enough 修饰名词放其之前 如 enough water/ money .修饰形容词或副词位其之后，例如：He is old enough to go to school. 他足够大去上学了。2.择疑问句Is going to bed early good or bad for our hea

15、lth ？ Its good.一般疑问句，它的回答只是 yes/no，而选择疑问句回答时不能用 yes or no 其答案只能是选项之一。3.It will keep you active during the day.(1)keep + 宾语 + 补语 （补语可以是：动词 ing 形式； 形容词； 介词短语 ）Im sorry to keep you waiting for such a long time. (keep sb. doing sth.使某人一直做某 事 )Keep the door open, please. (keep sb/sth+形容词表示某人/某事物保持怎样的状态)O

16、nce a cold kept the child in bed for three days(keep sb+介词短语表示某人呆在某地)(2)during the day = in the daytime 在白天4.情态动词 must 必须 ，其否定形式为 must not =mustnt 意思为：禁止，不允许，后加动词原形；如：You must not throw litter around. 你不准乱扔垃圾。5.It may cause cancer. may 在这里表示：可能，后加动词原形May I borrow your newspaper? 表征求对方的意见6.You might

17、get a headache when you work too hard.might 也表示可能性，其可能性比 may 小7.Staying up late is bad for your health.(1)stay up = sit up 熬夜, 如：We stayed up until midnight to see the New Year coming.(2)动词 ing 形式（动名词）短语可直接放句首作主语，谓语动词用单三形式。8.How terrible!how 用来感叹形容词或副词。其结构是：How+形容词（副词）+主语+谓语！How hard the workers are

18、 working! How clever the girl is!How quickly the boy is writing!Unit 2 Topic 3Must we exercise to prevent the flu?一 重点词组1.go ahead继续2.thesedays这些天，最近3.all the time一直4.build us up增强我们的体质5.keep rooms clean保持房间干净6.keep the air fresh保持空气新鲜7.wash hands often勤洗手8.change clothes often常更衣9.go to crowded pla

19、ces去拥挤的地方10.keep away from远离11.go to see a doctor去看病12.have the flu得流感13.take/follow your advice采纳建议14.drink enough water喝足够的水15.take some medicine服药16.prevent the flu预防流感17.have a sore throat喉咙疼18.have sore eyes眼睛酸痛19.work on the Internet在互联网上工作，上网20.take / have some cold pills吃感冒药21.Peoples Hospit

20、al人民医院22.ring sb up / phone sb / call sb给-打电话23.tell sb not to do sth告诉某人别做某事24.give him the message=take the message for him给-带口信25.give a talk做演讲have a talk听演讲26.fruit and vegetables水果和蔬菜27.fast food速食食品29.eat the right food吃恰当的食物30.be on time准时31.make you unhealthy / fat使你不健康/肥胖32.keep you health

21、y使你保持健康33.cause accidents引起事故34.by myself靠自己，独自35.do some cleaning做卫生，打扫卫生36.ask sb. for help向某人寻求帮助37.have problems有问题38.help with your studies在学习方面帮助你39.with the help of sb.在某人的帮助下40.stay safe保持安全41.first aid急救42.on the other hand另一方面43.say no to sb/sth对某人/某物说不44.have healthy eating habits拥有健康的饮食习

22、惯45.in order to为了.46.warm up热身47.do difficult activities做有难度大活动48.exercise equipment运动器械49.get your body moving保持身体运动着50.instead of代替51.keep cool保持凉爽52.hurt sb./ oneself伤害某人/自己53.tell sb sth = tell sth to sb告诉某人某事tell sb to do sth告诉某人做某事ask sb to do sth要求某人做某事二重点句型1. May I ask you some questions, Dr

23、. Li ? Sure, go ahead.李医生，我可以问你些问题吗 ？当然可以，问吧。2.Must we go to see a doctor at once when we have the flu?Yes,we must. / No, we dont have to / we needn我们得流感时必须马上去看医生吗？ 是的，必须/不，不需要3.I cant finish it by myself.我独自一人完成不了它。4.You should do it yourself first.你应该自己先做。5.Why not ask your classmates for help ？为什

24、么不向你的同学寻求帮助呢6.I guess they may have problems themselves. 我猜想他们自己可能就有问题。7.Im sure I can finish my homework with the help of it. 我确信在它的帮助下我能完成我的作业。8.You need to have healthy eating habits. 你需要有健康的饮食习惯。9.So eat the right food to keep you healthy. 所以吃恰当的食物来保持你的健康。10.Its necessary for you to learn about

25、first aid. 了解急救对你来说是必要的。11.Be happy to be healthy.想健康就得快乐。12.You must stay away from smoking and drinking. 你必须远离吸烟和酗酒。13.You should say no to smoking and drinking. 你应该对吸烟和酗酒说不。14.The more exercise, the better.做越多运动越好。15.Drinking while playing sports is good for our health. 运动时喝些饮料对我们的身体有好处。16.Its im

26、portant to warm up before you exercise. 你运动之前做热身是很重要的。17.You do not need to spend a lot of money exercising. 你无需花很多钱去做运动。18.If you hurt yourself while you are exercising, rest until you feel better.你做运动时如果受伤了，请一直休息到你感到更好受些。三主要语法（一）情态动词 must / have to 的比较1.must 和 have to 都有“必须”的含义，但各自的侧重点不同。Must 侧重说话

27、者的主观看法，而“have to”强调客观的需要。如：I must leave now.我现在得走了。（我想走） She missed the bus and had to walk home.她没赶上公共汽车，只好步行回家。 (错过公共汽车等客观原因导致她不得不走路回家)2.must 没有人称和数和时态的变化，而 have to 有。如：He must do more exercise to keep healthy.I had to take a bus home yesterday because my bike was broken.3.must 可以直接构成否定和疑问，但 have to 不能。如：Must Tom do his homework right now? Yes, he must. / No, he doesnt have to/No, he neednt.(must 的否定回答比较特殊，请同学们特别留意其用法)Does she have to walk home?Yes she does./ No, she doesnt.(二) 反身代词反身代词的用法在课本 P121 语法中的第一部分，讲解十分详细，用法也不难，十分容易理解，请同学们认真阅读并掌握。9