If she weren't afraid, she would have gone. → ________
If you heat ice, it melts. → ________
If they invite me, I will go. → ________
Answers:
1. Zero | 2. First | 3. Second | 4. Third | 5. Mixed (Past→Present) | 6. Mixed (Present→Past) | 7. Zero | 8. First
Exercise 2: Complete the sentences
If you ______ (heat) ice, it ______ (melt).
If it ______ (rain) tomorrow, I ______ (stay) home.
If I ______ (win) the lottery, I ______ (buy) a house.
If she ______ (study), she ______ (pass) the exam yesterday.
If I ______ (know) you were coming, I ______ (bake) a cake.
If I ______ (study) medicine, I ______ (be) a doctor now.
If she ______ (not/be) afraid, she ______ (go) skydiving last year.
If you ______ (not/water) plants, they ______ (die).
If they ______ (leave) now, they ______ (arrive) on time.
If he ______ (have) more time, he ______ (learn) guitar.
Answers:
1. heat, melts | 2. rains, will stay | 3. won, would buy | 4. had studied, would have passed | 5. had known, would have baked
6. had studied, would be | 7. weren't, would have gone | 8. don't water, die | 9. leave, will arrive | 10. had, would learn
Exercise 3: Correct the mistakes
If I will win, I will travel. → ____________________
If I had studied, I would pass. → ____________________
If she is rich, she would travel. → ____________________
If I was you, I would go. → ____________________
If they would have left early, they would have arrived on time. → ____________________
If I would have known, I would have helped. → ____________________
If she would study, she would pass. → ____________________
Answers:
1. If I win, I will travel.
2. If I had studied, I would have passed.
3. If she were rich, she would travel.
4. If I were you, I would go.
5. If they had left early, they would have arrived on time.
6. If I had known, I would have helped.
7. If she studied, she would pass.
Exercise 4: Choose the correct form
If it (rains / will rain) tomorrow, I will stay home.
If I (win / won) the lottery, I would travel.
If she had studied, she (passes / would have passed).
If I (had / would have) known, I would have helped.
If I (was / were) you, I would apologize.
If you (heat / will heat) ice, it melts.
If they (invite / invited) me, I would go.
If he (had taken / would have taken) the job, he would be living in London.
Answers:
1. rains | 2. won | 3. would have passed | 4. had | 5. were | 6. heat | 7. invited | 8. had taken
Exercise 5: Rewrite the sentences using the correct conditional
I didn't study. I failed. → If I had studied, I wouldn't have failed.
She is afraid of flying. She didn't visit us. → ____________________
I don't have money. I can't buy a car. → ____________________
It might rain tomorrow. I will stay home. → ____________________
You heat ice. It melts. → ____________________
He didn't study medicine. He is not a doctor. → ____________________
They are busy. They didn't come to the party. → ____________________
Answers:
1. If I had studied, I wouldn't have failed.
2. If she weren't afraid of flying, she would have visited us.
3. If I had money, I would buy a car.
4. If it rains tomorrow, I will stay home.
5. If you heat ice, it melts.
6. If he had studied medicine, he would be a doctor.
7. If they weren't busy, they would have come to the party.