1. If you pass the exam, you will be able to enter university.
a. will b. would c. won’t
2. If I had enough time, I would come to visit you.
a. has b. have c. had
3. If the weather gets worse, we won't go
sailing.
a. wouldn’t go b. won’t go c. didn’t
4. If people did more exercise, they would have fewer health problems.
a. do b. did c. will do