在高中英语学习中，虚拟语气是一个重要的语法知识点，它用来表达与事实相反的情况或假设性的条件。为了帮助大家更好地掌握这一语法点，下面为大家整理了50道虚拟语气的练习题，并附有详细答案解析。
一、单项选择题
1. If I ________ you, I would take the job offer.
- A. am
- B. was
- C. were
- D. be
2. She insisted that he ________ the meeting on time.
- A. attend
- B. attended
- C. attends
- D. will attend
3. If it ________ sunny tomorrow, we would go for a picnic.
- A. is
- B. was
- C. were
- D. will be
4. It’s high time that he ________ to work hard.
- A. begins
- B. begin
- C. began
- D. will begin
5. Without your help, we ________ it so far.
- A. wouldn’t have achieved
- B. won’t achieve
- C. haven’t achieved
- D. don’t achieve
6. If only I ________ enough money to buy a new car!
- A. had
- B. have
- C. would have
- D. will have
7. He suggested that they ________ the project as soon as possible.
- A. finish
- B. finished
- C. finishes
- D. would finish
8. If I ________ you, I would not accept the invitation.
- A. am
- B. was
- C. were
- D. be
9. If she ________ the truth, she would not be in trouble now.
- A. told
- B. had told
- C. tells
- D. would tell
10. It’s about time someone ________ him a lesson.
- A. teaches
- B. teach
- C. taught
- D. will teach
二、填空题
11. If I ________ (be) you, I would study harder.
12. She wishes that she ________ (not make) such a mistake yesterday.
13. If it ________ (rain) tomorrow, the match would be canceled.
14. He demanded that she ________ (come) at once.
15. If I ________ (have) more time, I would travel around the world.
三、改写句子
16. Original: "If I had known you were here, I would have come earlier."
Rewritten: If only I ________ (know) you were here!
17. Original: "If it hadn’t rained yesterday, we would have gone hiking."
Rewritten: But for the rain yesterday, we ________ (go) hiking.
18. Original: "It’s high time we went home."
Rewritten: It’s high time we ________ (go) home.
19. Original: "She insisted that he should leave immediately."
Rewritten: She insisted that he ________ (leave) immediately.
20. Original: "Without her help, we couldn’t have finished the task."
Rewritten: ________ (she help), we couldn’t have finished the task.
四、综合应用题
21. Rewrite the following sentence using the subjunctive mood:
"I wish I could speak French fluently."
22. Rewrite the following sentence using the subjunctive mood:
"He suggests that we start early tomorrow."
23. Rewrite the following sentence using the subjunctive mood:
"If only I had known about the party!"
24. Rewrite the following sentence using the subjunctive mood:
"It’s essential that she arrive on time."
25. Rewrite the following sentence using the subjunctive mood:
"Without your support, we would have lost the game."
答案解析
1. C. were
虚拟语气中，表示与现在事实相反时，从句使用过去式（were）。
2. A. attend
insist后的宾语从句中，动词用原形。
3. C. were
虚拟语气中，表示与将来事实相反时，从句使用过去式（were）。
4. C. began
It’s high time后接从句时，动词用过去式。
5. A. wouldn’t have achieved
表示对过去情况的虚拟，主句用would/could/should+have done结构。
6. A. had
if only引导的句子中，动词用过去完成式。
7. A. finish
suggest后的宾语从句中，动词用原形。
8. C. were
虚拟语气中，表示与现在事实相反时，从句使用过去式（were）。
9. B. had told
表示对过去情况的虚拟，从句用过去完成式。
10. C. taught
It’s high time后接从句时，动词用过去式。
以上就是50道虚拟语气练习题及其答案解析。通过这些题目，大家可以更好地理解虚拟语气的用法和规则。希望对大家的学习有所帮助！
