Unit 8 if引导的条件状语从句专项练习2025-2026学年人教版英语八年级上册

八年级英语 Unit 8 语法专项练习

（时间：60 分钟 满分：100 分）

基础篇（50 分）

一、单项选择（每题 1 分，共 30 分）

1.                            If you ______ hard, you ______ good grades.

A. study; get  B. studies; will get   C. study; will get     D. studied; got

2.                            We ______ a picnic if it ______ tomorrow.

 A. have; won’t rain  B. will have; doesn’t rain

 C. had; didn’t rain  D. have; doesn’t rain

3.                            If she ______ late for school again, her teacher ______ angry.

 A. is; will be  B. will be; is  C. was; would be  D. be; is

4.                            ______ you finish your homework on time, you ______ watch TV for 30 minutes.

 A. If; can  B. Unless; can  C. If; must  D.  As long as; mustn’t

5.                            If they ______ to the party, they ______ a great time.

 A. will come; have     B. come; will have   C. comes; will have     D. came; had

6.                            You ______ lost if you ______ a map with you.

 A. won’t get; take   B. don’t get; will take    C. won’t get; will take  D. get; take

7.                            If Tom ______ free this weekend, he ______ us clean the park

 A. is; helps  B. will be; helps  C. is; will help  D. was; helped

8.                            ______ it ______ this afternoon, we won’t go swimming.

 A. If; rain  B. If; rains  C. Unless; rain  D. Unless; rains

9.                            If you ______ not careful, you ______ make mistakes in the exam.

 A. are; will  B. will be; will  C. are; are  D. will be; are

10.                        My parents ______ happy if I ______ the first prize in the English competition.

 A. will be; win  B. are; will win  C. will be; will win  D. are; win

11.                        If we ______ now, we ______ the early bus.

 A. leave; catch  B. will leave; catch    C. leave; will catch     D. left; caught

12.                        You ______ improve your speaking skills if you ______ more.

 A. can; practice  B. will; will practice    C. can; will practice  D. must; practice

13.                        If the store ______ a sale, my mother ______ a lot of things.

 A. has; buys  B. will have; buys    C. has; will buy     D. had; bought

14.                        ______ you don’t hurry up, you ______ the train.

 A. If; miss  B. Unless; will miss    C. If; will miss     D. Unless; miss

15.                        If she ______ how to use the computer, she ______ you.

 A. knows; helps  B. will know; helps    C. knows; will help     D. knew; helped

16.                        We ______ to the museum if the weather ______ fine tomorrow.

 A. go; is  B. will go; is  C. go; will be  D. will go; will be

17.                        If you ______ more vegetables, you ______ healthier.

 A. eat; are  B. will eat; will be    C. eat; will be     D. ate; were

18.                        The teacher ______ us a story if we ______ quiet in class.

 A. tells; are  B. will tell; are  C. tells; will be  D. told; were

19.                        If your sister ______ to visit us next month, we ______ a big dinner for her.

 A. comes; will cook    B. will come; cook    C. comes; cook   D. came; cooked

20.                        You ______ pass the exam if you ______ your best.

 A. can; try  B. will; will try  C. can; will try  D. must; try

21.                        If it ______ snow tomorrow, we ______ a snowman.

 A. will; make  B. /; will make  C. snows; will make  D. snowed; made

22.                        ______ you have any questions, you ______ ask your teacher for help.

 A. If; can  B. Unless; can  C. If; mustn’t  D.  As long as; can’t

23.                        If my brother ______ back from college, he ______ me play basketball.

 A. comes; will teach   B. will come; teaches    C. comes; teaches   D. came; taught

24.                        We ______ not go hiking if it ______ heavily.

 A. will; rain  B. will; rains  C. /; rains  D. /; will rain

25.                        If you ______ this book, you ______ a lot about history.

 A. read; will learn    B. will read; learn    C. read; learn    D. read; will learned

26.                        Your dream ______ true if you ______ hard for it.

 A. will come; work   B. comes; work   C. will come; will work  D. comes; will work

27.                        If they ______ the game, they ______ very excited.

 A. win; are  B. will win; will be    C. win; will be  D. won; were

28.                        ______ you practice playing the piano every day, you ______ play it well.

 A. If; can’t  B. Unless; can  C. If; can    D.  As long as; can’t

29.                        If the baby ______ hungry, she ______ cry.

 A. is; will  B. will be; will  C. is; is  D. will be; is

30.                        If we ______ more trees, our city ______ more beautiful.

 A. plant; becomes     B. will plant; becomes   

C. plant; will become  D. planted; became

 

二、填空题（每题 1 分，共 30 分）

用括号内所给单词的适当形式填空。

1.                            If you ______ (study) hard, you ______ (pass) the exam easily.
2.                            My mother ______ (cook) delicious food for us if she ______ (have) time this evening.
3.                            If it ______ (not rain) tomorrow, we ______ (go) to climb the mountain.