广东省广州市花都区赤坭中学八年级英语上册 Unit 7 Memory Grammar练习（无答案）（新版）牛津深圳版.doc

unit 7一、 用括号里的词的适当形式填空。1. if marcia _(live) alone, she _ (keep) a pet parrot.2. flowers _ (die) if you _( not water) them for a long time.3. if pandas _(have) no food, they _ (die).4. she _ (not go ) to the party unless you _ (invite) her.5. if spring _(come), the trees _(turn) green.6. if you _(put) sugar into water, it _(disappear).7. if you dont water the plant in such hot weather for a long time, it _(die).8. the sun _(shine) brightly if there are no clouds in the sky.9. if there is a lightening, a thunder (雷声)_(come) later.10. if you work harder, you _(pass) the exam.11. the dog _(think) you are friendly if he waves his tail to you.12. if i can see the file(文件)， i _(know) how important it is.二、 用if 或unless填空。1. my baby sister doesnt cry _ she feels hungry.2. i run every morning _ it doesnt rain.3. i run every morning _ the bad weather stops me.4. _ you dont do any exercise, you will get fatter.5. you mustnt cross the road _ the traffic light turns red.三、 选择题。1. if you _ to the party, you _a great time.a. will go, will have b. go, have c. go, will d. will go, have2. ill give the book to him if he _ here next sunday. a. will come b. comes c. is coming d. came3. if you _ the vase, it _ into pieces. a. drop, will fall b. will drop, falls c. will drop, will fall d. drop, falls4. you wont get high marks _ you study hard. a. if b. unless c. after d. though5. if you _ metal, it _. a. heat, melt b. heat, will melt c. heat, melts d. heats, melts6. if he _, he _ there on time. a. runs, will get b. runs, gets c. will run, gets d. will run, will get7. if you _ a wine glass, it _. a. will drop, will break b. drop, will break c. will drop, breaks d. drop, break四、完成句子。1.如果鱼离开了水就会死。a fish _ if it _ out of water.2. 如果你把水烧开（boil）,有些水会变成水蒸气。i