八年级上册语法Unit 7Word下载.docx

1、 祈使句 + if从句（一般现在时态） 情态动词（主现从现）If you put a piece of paper into water, it gets wet. 如果你把一张纸放进水中，它会变湿。（主将从现）Ill buy a car if I have enough money. 如果我有足够的钱， 我会买一辆车。（主祈从现）Be careful when you cross the road. 过马路时要小心。/ Put up your hand if you have any questions to ask. 如果你们有问题要问的话，请举手。（主情从现） If I get ther

2、e early, I can see the doctor quickly. 如果我早早地到那里， 我就可以快点看病。注：此处if引导的从句，还可由 when， as soon as（一就）, （not）until （直到才），unless（除非）来引导。The traffic must stop when the light are red.当红灯亮时，交通必须停止。I will go home as soon as it stops raining. 雨一停我就回家。Please dont leave the office until your friend comes back. 请不要

3、离开直到你朋友回来。unless引导的条件状语从句：unless= if not 除非, 若不 Lets go out for a walk unless you are too tired. = If you are not too tied, lets go out for a walk. 我们出去散步吧除非是你太累。You will fail to arrive there in time unless you start earlier.=If you dont start earlier, you will fail to arrive there in time.如果你不早点动身,

4、你就不能及时赶到那儿。Unless it rains, the game will be played. = If it doesnt rain, the game will be played. 除非下雨,比赛将照常进行。My baby sister never cries unless she is hungry.= My baby sister never cries if she isnt hungry. 我的妹妹不会乱哭，除非她饿了。位置： 由if引导的条件状语从句，可放在主句前面或后面。If we go to the beach, we need to take sun cream

5、. = We need to take sun cream if we go to the beach. 如果我们去海滩，我们需要带上防晒霜。课堂练习一用if或unless填空1. _ he wants to see me, you can tell him to wait,2. _ it snows tomorrow, well have a day or two off.3. We wont go to his party _ he invites us.4. She is sure to pass the examination _ she is ill.5. Ill take that

6、 computer _ I have enough money.6. _ my grandma wears glasses, she can see better.7. I wont buy that backpack _ it costs less than ￥20.8. _ Im tired, Ill have a rest for tea.二用所给词的正确形式填空1. If he _ （get） a low mark in the test, he _ （study） harder;2. If you _ （swim） every day this summer, you _ （be）

7、very healthy.3. If he _ （not hurry）,he _ （not see） the beginning of the match.4. You cant go out unless you _ （finish） your homework.5. Unless I save my money carefully, I _ （not be） able to buy a football.6. If it _ （not rain） tomorrow, we _ （go） to the park.7. If he _ （return） to the school, I _ （

8、let） you know.三选择题1. If you _ to the party, youll have a great time A. will go B. went C. go D. going2. What will father _ us from Japan?A. take B. bring C. carry D. make 3. If you _ the water, it _ into gas. A. boil, turns B. boil, will turn C. will boil, turn D. will boil, will turn4. I _ her the

9、answer if she _me. A. can tell, will ask B. will tell, will ask C. would tell, ask D. will tell, asks5. What are you going to do tomorrow?-Well go to the library tomorrow if it _. A. isnt rain B. rain C. wont rain D. doesnt rain6.Do you know when he will come back tomorrow?-Sorry, I dont know. When

10、he _ back, Ill tell you. A. comes B. will come C. come D. may come 7. What will you do if you _ to the old folks home visit?A. go C. going D. will go8. Ill give the book to him if he _ here next Sunday.A. will come B. comes C. is coming D. came9. There _an English film in our school tomorrow. A. is

11、going to have B. will have C. is going to be D. has10. When my mother returned last night, I _a book. A. read B. am reading C. was reading D. am going to read11. I won leave here until he back.A. come B. comes C. will come D. came12. Ill wake you up when he _back.A. will B. is going to come C. comes

12、 D. come13. She will come to help us if she too busy tomorrow.A. is B. isnt C. will be D. wont be 14. If I find his phone number, I you.A. tell B. told C. will tell D. have told15. you dont go to bed earlier, you will feel tired tomorrow.A. Unless B. If C. Though D. Until四按照例句，完成下列句子。Eg: You will fa

13、il the exam if you dont work hard. = If you dont work hard, you will fail the exam. = You will fail the exam unless you work hard. = Unless you work hard, you will fail the exam 1）Unless you obey the rules, you will be punished. =_. =_. =_. 2）A fish dies if you dont keep it in the water. =_ =_=_.3）

14、No body can learn English well, if he doesnt work hard on it. =_. =_. =_. 4） Unless you start right now, you will be late for the meeting. =_. =_. =_.五按要求完成下列句子。A. 不改变句子意思，重新改写下列句子 1. I will ring you up if I finish my work. I _ ring you up _ I finish my work. 2. Youll be late for school unless you l

15、eave now. Youll be late for school _ you _ leave now. 3. Well have a barbecue if it is fine tomorrow. We _ have a barbecue _ it is fine tomorrow. 4. Ice cream melts unless you put it in a fridge. Ice cream melts if you_ put it in a fridge. 5. I will leave school if I pass the exam. I_ leave school _

16、 I pass the exam. 6. We will go for a picnic unless it rains tomorrow. If _ _ _ tomorrow, we will go for a picnic.B. 翻译下列句子。1. 如果你作业做完了就可以回家了。If you _ _ your homework, you can go home2.长大后我想成为一名教师。I will be a _when I _ _. 3. 如果明天不下雨的话，我们将参观公园。We will visit the park _ it _ tomorrow. 4. 如果他回来了，请告诉我一声。

17、Please _ me if he _ _. 5. 如果你累了，就好好休息一会儿吧。Have a good rest _you are _六语法填空There are many problems between parents _their children. Some parents dont understand their _ （kid）. How _ （get） along with child? I think there are many ways .First, I will encourage my child to do things he or she likes. The

18、 things should be good _ （him） or her. Second, I will always take pride in everything good that my child_ （do）. For example, if he or she gets good grades. I will say” well done” and “I am very _ （pride） of you”. These words will both make my child and me very _ （happily）. Third, I will spend more t

19、ime _ （stay） with my child than my parent did with me. I will chat and _ （go） shopping with my child. I am sure these things will make parents and _ （they） children get on well.七完型填空Do you think of your parents ? “Yes, of course ,” you may answer, “ I buy a present for my mother on_.And I give my fa

20、ther a present on Fathers Day,_.” Then what about the other days of a year? Always_ to think of your parents, not just on some important days. I have a friend who _alone, because her parents live in another city. One day I went to see her. We had a nice chat（ 闲聊 ）. Then she wanted to make a _.She di

21、aled（ 拨 ） the number, but then she put the phone _. After about ten seconds, she dialed the number again .” Hi,Mum” Later I asked,”Why did you dial the number_?” She smiled “My parents are old.They cant get close to the telephone_ . I always do so when I call them. I just want to give them_time to a

22、nswer the call.” My friend is a good girl. She is always _her parents. You also want to be a good child,right? So why not learn from her?（ ）1.A. Fathers Day B.Mothers Day C.Teachers Day D.Childrens Day（ ）2.A. too B. also C. either D.yet（ ）3.A.refuse B.forget C.decide D.remember（ ）4 A .live B.lives C

23、.lived D.living（ ）5.A.face B.card C.call D.cake（ ）6.A.up B.off C.down D.on（ ）7.A.once B.twice C.several times D.many times（ ）8.A. lonely B.slowly C.quitely D.quickly（ ）9.A. less B.little C. enough D.a lot（ ）10. A.thinking about B.laughing at C.picking up D.looking for八阅读理解（A）Do you know something ab

24、out the holiday, camps in Hong Kong? The students in Hong Kong used to take part in an English holiday camp in their holidaysAnd their parents werent with them. Though they were very young. Now they still enjoy, taking part in many kinds of holiday camps without their parentsMany parents let their c

25、hildren take part in some kinds of holiday camps in order to learn some practical knowledge in their lifeAnd also learn some knowledge about living skills science, reading and writing. The most important for the children is to learn to look after themselvesHoliday camps in Hong Kong are not so expen

26、siveMost of families can afford to send their children there for further （进一步的） study, for making their bodies strong. And the government never charges （收费） for them It is said that students in Hong Kong have much knowledge about many thingsPerhaps it has something with the kinds of holiday camps1Students in Hong Kong like to take part in the _. Aholiday camps BEnglish holiday camps CScience holida