八年级下册英语语法练习.doc

八年级英语语法总结和练习一、宾语从句练习题I从下列A、B、C、D中选择一个正确选项填空。1. I dont know _ he will come tomorrow. _ he comes, Ill tell youA. if; Whether B. whether; Whether C. if; That D. if; If2. I dont know _ the day after tomorrow.A. when does he come B. how will he come C. if he comes D. whether hell come3. Could you tell me _ the nearest hospital is?A. what B. how C. whether D. where4. Could you tell me _ the radio without any help?A. how did he mend B. what did he mend C. how he mended D. what he mended5. I want to know _.A. whom is she looking after B. whom she is lookingC. whom is she looking D. whom she is looking after6. Do you know where _ now?A. he lives B. does he live C. he lived D. did he live7. Do you know what time _? A. the train leave B. does the train leave C. will the train leave D. the train leaves8. I dont know _. Can you tell me, please? A. how the two players are old B. how old are the two playersC. the two players are how old D. how old the two players are9. The small children dont know _.A. what is their stockings in B. what is in their stockingsC. where is their stockings in D. what in their stockings10. I cant understand _.A. what does Christmas mean B. what Christmas does meanC. what mean Christmas does D. what Christmas meansII. 按要求转换句型。1. Does Mr. Brown enjoy living in China? Could you tell us?（改写句子）Could you tell us _ Mr. Brown _ living in China?2. Does the girl need any help?” he asked me.（变为复合句）He asked me _ the girl _ some help3. Jim is not a student. Tom is not a student, either.（合并为一个句子）_ Jim _Tom is a student.4. When does the train leave? I want to know.（改为含宾语从句的复合句）I want to know _ the train _.5. They went home after they had finished their homework. (用notuntil改写) They _ go home _ they had finished their homework6. Did Peter come here yesterday? Li Lei wants to know. (改为含宾语从句的复合句) Li Lei wants to know _ Peter _ here yesterday.二、Be动词和情态动词的练习题I.用be动词的适当形式填空。1. you a student? No, I not.2. he from China? No, he .3.You my good friend.4.Jim and I in the same team.5.Where his football?6.I a student one year ago but now I a teacher.7.The CDs on the bookcase yesterday morning.8.There a pair of glasses under the newspaper a moment ago.9.We at school now.10. What they? They model planes.II.按要求写出下列单词的相应形式。1.can(否定形式) 2.must(否定形式) 3.shouldnt(完全形式) 4.may not(肯定形式) 5.could not(缩写形式) 6.cant(完全形式) 7.shall(否定形式) 8.would not(缩写形式) III.选择填空。( )1.The sign on the wall means you stay away form the building.A.must B.cant C.shouldnt( )2.How many books you see on the desk?A.may B.can C.should( )3.It means you make noise in the library.A.should B.shouldnt C.can( )4. you like a glass of milk? Yes, please. A.May B.Could C.Would( )5. you see the sign over there? Sorry,I cant.A.Can B.Cant C.Should( )6. we go to the park by bus?A. May B.Must C.Shall( )7.-Can I go fishing with you,Dad? -No,you _.You _stay at home and do your homeworkfirst. A.wont;may B.cant must C.shouldnt;ought D.neednt; should( )8.-Do you know whose dictionary it is? -It _ Li Meis. His name is on it. A.cant B.mustt C.shouldnt D.neednt( )9.-I cant stop smoking ,doctor.-For your health,Im afraid you _.A.can B.cant C.must D.mustnt ( )10.-Is Mr.Brown driving here? -Im not sure. He _come by train. A.may B.shall C.need D.mustIV.反义疑问句和情态动词反义疑问句：1.Plastic bags have caused serious environmental pollution,_? A.havent they B.have they C.dont they D.do they2.Dont forget to put the book back on the shelf,_?A.do you B.dont you C.will you D.wont you3.-Sometimes children hardly understand their parents,_?-No,they _.I think they should try to understand their parents.A.dont they;dont B.dont they;doC.do they; do D.do they;dont4.The book must be Lucys,_?A.isnt it B.mustnt itC.neednt it D.is it5.Youd like a cup of coffee,_? A.hadnt you B.wouldnt you C.didnt you D.shouldt you6.-Your brother doesnt get up early,does he? -_.But he gets up late on weekends. A.Yes,he does B.No,he doesnt C.Yes,he is D.No,he isnt7.Peter hardly had anything for breakfast,_? A.wasnt he B.had he C.didnt he D.did he 三、过去进行时练习题I.用动词的适当形式填空。1. While we _ (wait) for the bus, a girl _ (run) up to us.2. I _ (telephone) a friend when Bob _ (come) in.3. I _ (have) my breakfast at half past six yesterday morning.4. What _ you _ (do) at that time? We _ (watch) TV.5. Was your father at home yesterday evening? Yes ,he was. He _ (listen) to the radio.6. _ they _ (have) a meeting at 4 yesterday afternoon?No, they _. They _ (clean) the classroom.7. _ it _(rain) when you left school? Yes, it _. (No, it _)8. What _ your father _ (do) when he was your age?II.选择题。1. I _ a meal when you _ me.A. cooked, were ringing B. was cooking, rangC. was cooking, were ringing D. cooked, rang2. He said he _ to draw a plane on the blackboard at that time.A. tries B. tried C. was trying D. will try3. While she _ TV, she _ a sound outside the room.A. was watching, was hearing B. watched, was hearing C. watched, heard D. was watching, heard4. What book _ you _ when I _ you at four yesterday afternoon?A. did, read, was seeing B. did, read, saw C. were, reading, saw D. were, reading, was seeing5. While mother _ some washing, I _ a kite for Kate.A. did, made B. was doing, made C. was doing, was making D. did, was making6. “_ you angry then?” “they _ too much noise.”A. are, were making B. were, were making C. are, made D. were, made7. He _ some cooking at that time, so _ meA. did, heard B. did, didnt hear C. was doing, heard D. was doing, didnt hear8. His parents wanted to know how he _ on with his new classmates.A. was getting B. gets C. is getting D. will get四、if 条件状语从句的时态练习 1、放大镜为什么能放大物体的图像呢？我们注意到它的特点了吗？（P3）一在正确的答案下划一条线。1.Daina ( will go/go/goes) to Europe if she (will pass/pass/passes) the exams .二、问答：2. The graduates (will teach/teach/teaches) in the poor village if the Ministry of Education (will agree/ agree/agrees) on.3. If it (wont/dont/doesnt/ isnt) rainy, we (will take/ take/takes) walk outside.4. If a UFO (will land/land/lands) in front of me, I (will go/go/goes) in to look for the alien.8、地球自转一周的时间是一天；地球公转一周的时间是一年；月球公转一周的时间是农历一个月。5. If he (will have/have/has) money, he (will bulid/build/builds) a science lab.6.Dont wait for me if I (am/ will be) late.3、你知道哪些化学变化的事例呢？举出几个例子。7.They (wont/dont) go to the beach if it (will rain/rain /rains).8. I (will call/ call) you if he (will stay/stay /stays) at home.3、米饭里面的主要成分是淀粉。米饭淀粉遇到碘酒，颜色变成蓝色，这种蓝色物质是一种不同于米饭和淀粉的新物质。9. Mr Smith (will let/ let/lets) you know if he (will need/ need/ needs) help.10. (Will / Do/ Does) he visit the museum if he (wont / dont/ doesnt) get tired?6、二氧化碳气体有什么特点？二、用所给词的适当形式填空1.If you _(feel) tired, you _ (have) to have a rest.2. Where _ he _(see) the film if he _(have) time?3. If there _(be) fewer trees, there _( be) more pollution.答：无色无味，比空气重，不支持燃烧。4. He _(dress) more casually if he _( not work) on weekends.5. If Marcia _(live) alone, she _( keep) a pet parrot.6. Lana _( buy) a new dress if the old one _(be) out of style.7.The twins _(fight) if they_(argue).4、科学家研究表明昆虫头上的触角就是它们的“鼻子”，能分辨出各种气味，比人的鼻子灵敏得多。10. If Mr Green _(say) I am hard- working, my parents _( feel) glad.7、我们每个人应该怎样保护身边的环境？11.I _(go) to the beach if it_ ( not rain) this week.21、人们发现银河系以外还有类似银河系一样庞大的恒星集团，如：仙女座星系、猎犬座星系，目前人类已发现了超过100亿个河外星系。12. _they _( have) a match if the P.E. teacher _(be) busy?13.He _(write) a letter to his grandparents if he _(get) his report card this week.14. If she _(get) up late, she _ ( not catch) the early bus.