1. If hе didn't drink too much coffee, he would feel calm.
2. If you could type, you would be able to operate а соmputer.
3. If they have known the sign language, they would have understood the Indians.
4. If Frank hadn't eaten too much sweets, he wouldn't have felt sick.
5. If weren't too late, I would phone them.
6. If she understood the problem, she would find a solution.
7. If it weren't dark in the wood, the travellers wouldn't have lost their way.
8. I would be able to advice you if I were in your position.
9. If she hadn't left the child alone, he wouldn't have hurt his hand.
10. If we haven't been working all afternoon, we won't need a glass of juice.
11. If he hadn't walked to the office in the rain, he wouldn't have got wet.
12. If Steven had studiedl, he wouldn't have failed his exam.
13. If I take a taxi, I won't be late for the plane.
14. If they hadn't run out of money, they wouldn't have returned from their holiday early.
15. If it were not late, we wouldn't have to go home.