@FanRapital
Đáp án :
30 If I had stayed up early last night , I wouldn't have been tired.
31 If I had money , I could help you.
32 I took off my shoes in order not to make any noise.
33 If i had got a dictionary , I could look the world up.
34 If he had seen the signal , he would have stopped his car.
35 If I had known you were in hosiptal , I would have come to see you.
36 If we didn't lower the volume , we would bother our neighbours.
37 If I knew her e-mail address , I could tell you.
38 If we had had enough money , we would have gone on holiday.
39 If he had enough qualifications , he would apply for the job.
