If引导的条件状语从句练习题
选择题
1. If I had known about the party, I _______（attend）it.
A. would attend
B. attended
C. had attended
D. would have attended
2. If it _______（rain）tomorrow, we will stay at home.
A. rains
B. rained
C. will rain
D. is raining
3. If you _______（study）harder, you would pass the exam.
A. study
B. studied
C. will study
D. are studying
4. If she _______（finish）her work, she can go out with you.
A. finishes
B. finished
C. will finish
D. is finishing
5. If he _______（be）here tomorrow, I will call him.
A. will be
B. is
C. were
D. be
完成句子
6. If you _______（work）out every day, you _______（be）in good shape.
7. If he _______（not come）soon, we _______（leave）without him.
8. If she _______（not be）careful, she _______（get）hurt.
9. If we _______（not try）our best, we _______（fail）the test.
10. If you _______（not give）up, you _______（succeed）in the end.
答案
1. A. would attend
2. A. rains
3. B. studied
4. A. finishes
5. C. were
解释
选择题解析:
题目1：使用虚拟语气，表示对过去的假设，所以用"would attend"。
题目2：条件句中，主句用将来时，从句用一般现在时，所以用"rains"。
题目3：表示与现在事实相反的假设，所以用过去时"studied"。
题目4：表示将来某个时间之前完成的动作，所以用将来时"finishes"。
题目5：表示与现在事实相反的假设，所以用过去时"were"。
完成句子解析:
句子6：条件句中，主句用将来时，从句用一般现在时。
句子7：表示与现在事实相反的假设，所以用过去时"not come"和过去将来时"leave"。
句子8：表示与现在事实相反的假设，所以用过去时"not be"和将来时"get"。
句子9：表示与现在事实相反的假设，所以用过去时"not try"和将来时"fail"。
句子10：表示与现在事实相反的假设，所以用过去时"not give"和将来时"succeed"。
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