I

1, If you don’t stop talking, you will not understand the lesson.

=> Câu điều kiện loại 1: If + S + V(s/es), S + will/ can/ might… + V - nguyên thể.

2, If I knew her number, I would ring her up.

=> Câu điều kiện loại 2: If + S + Ved 2, S + would/ could + V - nguyên thể.

3, If I knew the answer, I would tell you.

=> Câu điều kiện loại 2: If + S + Ved 2, S + would/ could + V - nguyên thể.

5, If we had had her map, we would not have got lost.

=> Câu điều kiện loại 3: If + S + had + Ved3, S + would/ could + have + Ved3

6, If Susan hadn't eaten four ice-creams, she would not have felt sick.

=> Câu điều kiện loại 3: If + S + had + Ved3, S + would/ could + have + Ved3

7, If it had not been for this treatment, the patient would have died.

=> Câu điều kiện loại 3: If + S + had + Ved3, S + would/ could + have + Ved3

8, If he hadn’t been late every day, he would not have lost his job.

=> Câu điều kiện loại 3: If + S + had + Ved3, S + would/ could + have + Ved3

9, If Peter didn’t eat so many chips, he would not be fat.

=> Câu điều kiện loại 3: If + S + had + Ved3, S + would/ could + have + Ved3