Помогите решить самостоятельную по британскому языку, пожалуйста.Можете решить только то,

1. could. . . would eat
2. were. . . would know
3. knew. . . would tell
4. asked. . . would you do
5. could. . . would you do
EX2
1. I would have bought a car if I have had enough money.
2. If I have asked you to merry me what would you said?
3. Alex would have finished his work if he hadn't talked so much.
4. I would have studied Chinese if I have had more time.
5. If the programmes had been better I would have watched more TV.