Underline the incorrect part in each sentence

Exercise 9: Underline the incorrect part in each sentence.

1. If Lucia had been here now, she would find out the truth about her uncle’s accident.

2. If a student takes a course on Computer Science, it will take him four years doing the course.

3. Unless it did not rain, Peter would pay us a visit.

4. If I had I known you were in financial difficulty, I would have helped you.

5. If I had knew the time when the match started, I would have told you.

6. If she had finished the work, she can go home.

7. If I had spoken more confident at the interview, they would have offered me the job.

8. If we had had a map, we would not be lost yesterday.

9. Had I known Alice’s address, I would write to her.

10.       If I had realized that the traffic lights were red, I would stop