Exercise 7. Underline the best answers.
1. If/Unless you don't study hard, you won't pass the final exam.
2. Unless she returns/doesn't return my comic books to me, I will never lend her
again.
3. They will lose their jobs if they don't work / work hard.
4. Unless/If you eat enough vegetables and fruit, you will have health problems.
5. If Lucia doesn't change her studying habit, she will/won't be able to improve her
performance at school.
6. We can't find the way out unless we look / don't look at the map.
7. Anna won't finish her work unless/ if they help her.
8. I won't go out tonight if my parents don't allow/allow me to.
9. Unless you practice speaking English, you can't/will communicate with foreigners.
10. If Jack isn't/is sick, he will go skiing with us.