八年级下册条件状语从句专项练习一、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.4. He _____________(dress) more casually as long as he ________________( not work) on weekends.5. If Marcia _____________(live) alone, she ___________________( keep) a pet parrot.6. Lana ________________( buy) a new dress unless the old one ____________(be) out of style.7. The twins ______________(fight) as so as they_______________(argue).8. If the telephone ___________ (ring) , answer it.9. Peter _____________( send) me a beautiful souvenir if he ________________(tour) Spain.10. As long as Mr Green ___________(say) I am hard- working, my parents _____________( feel) glad.11.I ____________(go) to the beach if it________________ ( not rain) this week.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.Unless she ____________(get) up early, she _____________ ( not catch) the early bus.15. Don’t go out tomorrow if it __________ (rain) .二、根据汉语意思完成句子1.只要你请求他，他会帮你的________ you ________him, he _________ __________you2.如果她早点儿起床，就有时间在家里吃早餐If she__________ _________a little earlier, she’ll have time to eat breakfast at home.3.如果你参加聚会，你将会过得很开心。
If you__________ the party ,you_________ _________ a great time.4.除非明天不下雨，否则我们将不去野餐Unless it __________tomorrow, we _________ ___________ for a picnic.5.只要你经常听英文歌，你将会喜欢英语As so as you often __________ __________English songs, you________ _________English.6.如果他到的晚了会发生什么事情？What _______________ if he _____________ late?7. 如果努力学习，你就会取得好成绩。
If you__________ _________, you ___________ good _____________.8. 只要他看电视太久了，他的父母会不高兴。
As long as he _________ TV too much, his parents __________ __________ unhappy.9. 如果我们为他组织生日聚会，大家都会来的。
Everyone ________________ if we _____________ a birthday party __________ him.10. 如果明天不下雨，我会和你一起去公园的。
If it __________ __________ tomorrow, I ______________ go to the park _________ you.11. 如果她起得晚了，就会上课迟到的。
She______ ______ _____ _________ class if she ___________________.12. 除非他没有空，否则他会帮助你的。
Unless he _________________, he _________________ you.13. 如果Tom考试不及格，他就没有机会上高中了。
Tom _________have the ________to go to the high school if he ___________ the exams.14. 你如果抄同学的作业就不能学好各门功课。
You _________ _________ good at all the subjects if you _________ the other students’homework.三、单项选择1.If you _____ to the party, you’ll have a great time.A. will goB. wentC. goD. going2．I ______ her the answer unless she _______me.A. can not tell, will askB. will not tell, will askC. would tell, asksD. will not tell, asks3. – What are you going to do tomorrow?--We’ll go to the library tomorrow as so as it ___.A. isn’t rainB. rainC. won’t rainD. doesn’t rain4.—Do you know when he will come back tomorrow?--Sorry, I don’t know. When he ____ back, I’ll tell you.A. comesB. will comeC. comeD. may come5. What will you do if you _____ to the old folk’s home visit?A. goB. wentC. goingD. will go6. If I eat ____ food, I’ll be very fat.A. too manyB. many tooC. too muchD. much too7. I’ll give the book to him as long as he ___ here next Sunday.A. will comeB. comesC. is comingD. came8. There ____an English film in our school tomorrow.A. is going to haveB. will haveC. is going to beD. has9.You will not get good grades______you work hard.A. andB. unlessC. ifD.as long as10.What ____ you ____ when it began to rain?A. do, doB. were, doingC. are, doingD. did, do11. I’ll wake you up as so as he ____back.A. willB. is going to comeC. comesD. come12 . The volleyball match will be put off(推迟) if it _______.A. will rainB. rainsC. rained13. I’ll go to meet you，if I__________free then.A. would beB. will beC. am14. Be careful, if you____________want to make mistakes.A. won’tB. don’tC. didn’t15. Work hard if you_________to get a good mark.A. wantedB. wantingC. want16. There is going to_______sports meeting next week. If it ________, we’ll have to cancel it..A. be a; will rainB. have a; will rainC. Be a; rains17. If he_________, I_________go swimming alone.A. doesn’t come, will goB. won’t come; will goC. w ill come; won’t go18. If you _________a chance to study in a foreign country, just take it.A. gettingB. getC. will get19. Frank___________a film as long as he’s free next Saturday.A. seeB. sawC. will see。