仁爱英语级上册U2Topic2学科讲义有答案.docx

1、仁爱英语级上册U2Topic2学科讲义有答案【基础知识巩固】1、重、难点 1. I must ask him to give up smoking. give up 是放弃的意思|，后面跟动词作宾语时|，要用动名词。 give up doing sth. = stop doing sth. 放弃做某事 Eg: You should give up smoking.=You should stop smoking. 你应该戒烟。 give up 属于动词和副词构成的短语|，接代词作宾语时要把代词放在动词和副词之间。 Eg: Give it up. 放弃它。 我们学过的类似短语有：pick up

2、捡起|，拾起|；try on 试一试|；put away 收好|； wake up 唤醒2. 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|；副词|；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) Once a cold keep

3、 the child in bed for three days (keep sb+介词短语|，表示某人呆在某地) You had better keep the children away from the fire. (2) during the day = in the daytime 在白天3. It may show that something is wrong with your health. show. v. 出示|，显示。 (1) show sb. sth. = show sth. to sb. 向某人展示某物 Please show me your new book.请让

4、我看一看你的新书。 (2) show sb. around 带某人参观某地 Ill show you around our school tomorrow.明天我将带你参观我们学校。4. Its necessary for us to have healthy eating habits. 句型：It is + 形容词 + for sb. to do sth. (it代替后面的不定式) 对于某人来说|，去做某事是的|， 如： Its useful for us to learn English well.5. Mr. Smith drinks enough water every day.en

5、ough. adj. 意为“足够的|，充分的”。在句中作宾语|，可放在名词前。Eg: I have enough time to do it.enough. adv. 意为“足够地|，充分地”|，通常放在被修饰的形容词或副词后面。Eg: This book is easy enough for him.常用结构为：adj. /adv. enough for sb to do.Eg: This book is easy for him to read. 6. Be careful not to eat too much salt or sugar.be careful (not) to do s

6、th. 当心（不）要做某事。Eg: Be careful to cross the road. Be careful not to drive too fast.7. Jane didnt like it|， but her mother always forced her to drink it. force sb to do sth. 强迫某人做某事。 Eg: The policeman force him to stay in the room.8. Every morning before she left for school|， she had to drink a glass o

7、f milk because her mother was always watchiong her. be always doing sth. 老是、一再地做某事。带有一定的感情色彩。 Eg: He is always forgetting my name.9. But his mother made him taste it. make sb do sth. 使某人做某事。 Eg: The monkey makes us laugh.10. He was surprised to find that it was delicious! be surprised to do sth. 很惊讶

8、地做某事。 Eg: Im surprised to see him here.重点词组或短语：in the sun 在阳光下go for a walk 去散步take a walk = have a walk 散步throw around到处扔in fact 事实上Stay up 熬夜on an empty stomach 空腹get into 进入|，陷入 （get into trouble 陷入麻烦）as we know = it is well know众所周知 in different ways 以不同的方式as soon as 一就|，尽快not only. but (also).语

9、法精讲情态动词1. Must 情态动词|，意为“必须|，应该|，一定要”|，后面接动词原形。(1) 表示说话人的意志和义务。或表示说话人强烈的要求和命令。多用于肯定句或疑问句。We must study hard.You must say sorry to me for that.(2) must 的否定式为must not|，缩写为mustnt|，表示“不应该|，不准|，禁止”等。构成疑问句时只需将must置于主语前|，在句尾加问号。肯定回答用must|，否定回答用neednt或dont have to。You mustnt throw litter around.Must I go now

10、?Yes|， you must./No|， you neednt/dont have to. (3) must 可以用来表示有把握的推测|，其否定式为cant。如：The light is still on. He must be at home.The light isnt on. He cant be at home.2.may 情态动词|，意为“可以”的意思.(1) 表示允许或征询对方的许可。如：May I come in ? You may borrow my bike.May I wait at here?Yes|， you may./No|， you mustnt/cant.肯定回

11、答用Yes|， you may. 否定回答用No|， you mustnt./No|， you cant.此时可与can互换。(2)表示推测|，常用于肯定句中|，暗含不确定。如：It may be sunny later.3. Can (1) 表示能力|，意为“能|，会”的意思。可和be able to 互换。I can fly a kite.I can make some model cars.(2) 表示允许|，意为“可以|，能够”|，在口语中代替may。Can I use your pen?Can I smoke here?(3) 表示可能性|，常用于否定句或疑问句中。如：Can it

12、be true?Can that man be our teacher?No|， he cant be our teacher. I saw our teacher in the office just now.【典型例题讲解】( )1. Watching TV too much _ bad for your eyes. Ill go to bed right away. A. is B. are C. was D. be( )2. Im fat. What should I do? Youd better eat _ meat and _ fruits. A. less|； more B.

13、less|； less C. more|； less D. more|； more( )3. I am afraid we will miss the early bus. Dont worry. We have _ time to do it. A. few B. enough C. little D. many( )4. _ necessary for us _ English well. A. This is|； to learn B. Its|； to learn C. Its|； learn D. Thats|； learn( )5. Youd better not read _.

14、Its bad for your eyes. Youre right. I wont do that again. A. in the sun B. under the sun C. on the sun D. above the sun( )6. Humans cant live _ air. I agree with you. A. without B. with C. in D. for( )7. You are weak. _ important for you _ every day. A. Theyre|； to exercise B. Its|； to exercise C. T

15、heyre|； exercising D. Its|； exercising( )8. Scientists tell us smoking can cause cancer. _ A. OK. B. Thats a good idea. C. Its really terrible. D. It doesnt matter. ( )9. You had better ask your brother _ playing computer games. Its bad for him. A. to give up B. not to give up C. to give it up D. no

16、t give it up( )10. Sugar tastes sweet. But|， _|， its bad to eat too much. A. such as B. for example C. in fact D. though【随堂练习巩固】. 情景交际。（5分）在下列横线上填入适当的句子|，补全对话。A：Good morning|， Doctor Wang. B：Good morning|， young man. Whats wrong with you?A：I have a stomachache. B：11. A：It began about 2 days ago. B：1

17、2. A：No|， I seldom have breakfast. B：Oh|， its not good. 13. A：Yes|， I like fast food very much. B：14. A：Every day. B：I see. You have a bad eating habit. Youd better change it. A：OK. 15. Thank you!. 完形填空。（10分）David was a doctor. He spent 16 time in playing when he was in the medical college. Of cours

18、e|， he learned nothing. Later on|， he tried to find a 17 in the cities|， but he failed. He 18 return to his hometown. It was 19 and there was only one hospital in it. He thought he knew much and looked down upon (瞧不起) his 20 . But soon the patients found he was not a good doctor 21 few asked him to

19、look them over. He knew but he didnt 22 . One day a traveler came into his office. The man caught a cold and wanted some 23 . David hoped to be paid more and looked over one of the travelers eyes 24 . “Oh dear!” called out David|， “You have a bad heart disease. You should be in hospital and only I c

20、an help you!”“Please 25 my right eye|， Sir|，”said the traveler|，“the left one is false (假的). ”( )16. A. much B. a little C. no D. little( )17. A. doctor B. job C. hospital D. friend( )18. A. must B. should C. had to D. had better( )19. A. new B. big C. small D. beautiful( )20. A. parents B. patients

21、 C. friends D. workmates( )21. A. but B. and C. however D. because( )22. A. say B. fight C. believe D. mind( )23. A. money B. food C. drink D. medicine( )24. A. quickly B. carefully C. softly D. careful( )25. A. look at B. look for C. look after D. look like【课后强化练习】. 阅读理解。（30分）（A）Many people cant ge

22、t good and enough sleep because of the stress of working and studying. Do you often wake up in the night? Can you get up easily on time? Do you feel tired after getting up? Can you put your heart into the class? Do you feel sleepy during the daytime? If your answer is yes|， that means you get a bad

23、nights sleep. But how to get good and enough sleep?First|， never drink coffee before bedtime. Second|， dont eat too much. Third|， youd better take a shower before going to bed. Fourth|， go to bed and get up at the same time every day. Another way is to count numbers (数数) in your heart. It can give y

24、ou fast sleep. Lying on the bed for long doesnt mean you will have good sleep. Its important for us students to get good and enough sleep. Less than eight hours is not enough. Lets keep a good sleep habit.根据短文内容|，选择正确答案。( )26. The passage shows us ways to get good and enough sleep. A. 2 B. 3 C. 4 D.

25、 5( )27. _ can help us fall asleep quickly. A. Staying up late B. Eating before bedtime C. Counting numbers D. Drinking coffee( )28. Feeling sleepy in class shows _. A. you are not interested in your lesson B. you dont like the teacher C. you didnt sleep well the night before D. you have a bad cold(

26、 )29. A child needs _ hours at least for sleeping every day. A. 5 B. 6 C. 7 D. 8( )30. The main idea of this passage is _. A. how to get good and enough sleep B. when is the best time to go to bed C. why dont people have good sleep D. we had better not drink coffee before bedtime（B）You are what you

27、eatKeeping better eating habits can help you reduce (减少) disease. A healthy eating plan means choosing the right foods to eat and preparing foods in a healthy way. _Do you often change your toothbrush? Maybe you think it is not necessary. A study shows old toothbrushes bring disease. You should ofte

28、n change your toothbrush. ExerciseSwimming|， running|， skating|， skiing|， dancing|， walking and some other activities can help you stay healthy. You should exercise at least three times a week and for twenty minutes or more each time. Do it. Plan out your lifeYou should have breakfast before you go

29、to school. Have a proper (合适的) meal for lunch. Follow a healthy diet. 根据短文内容|，选择正确答案。( )31. Whats the passage mainly about? A. Healthy food. B. Healthy lifestyle (生活方式). C. Junk food. D. Healthy sports. ( )32. What is the best title (标题) for the second paragraph? A. Mans disease B. Disease C. Watch

30、the toothbrush D. Your bathroom( )33. At least how long should you exercise each time? A. Twenty minutes. B. Fifteen minutes. C. Ten minutes. D. Five minutes. ( )34. From the passage|， we know _ can help us stay healthy. A. proper diet B. exercise C. sleep and exercise D. A and B( )35. What does a healthy eating plan mean? A. Choosing the right foods. B. Cooking the foods in a healthy way. C. Never eat meat or fresh vegetables. D. Both A and B. （C）Li Qiang is a twelve-year-old boy. He had a headache