Answer:
1. Zero: If I read too long, my eyes usually go red.
First Conditional: If I read too long, my eyes will usually go red.
2. Z: If I go to bed early, I normally get up early too.
FC: If I go to bed early, I normally will get up early too.
3. Z: If the weather does not change, we cannot climb to the top.
FC: If the weather does not change, we will not be able to climb to the
top
4. Z: If you can speak English and French, you can work at the Council of
Europe.
FC: If you can speak English and French, you will be able to work at
the Council of Europe.
5. Z: If I win the lottery, I can travel around the world.
FC: If I win the lottery, I will travel around the world.
6. Z: My boss gets angry if I am late for work.
FC: My boss will get angry if I am late for work.
7. Z: If it snows tomorrow, we can go skiing.
FC: If it snows tomorrow, we will go go skiing.
8. Z: People get hungry if they do not eat.
FC: People will get hungry if they do not eat.
9. Z: My dad washes his car if it does not rain on Saturday.
FC: My dad will wash his car if it does not rain on Saturday.
10. Z: I can call you if she does not go to the movies, and we can go out
together.
FC: I will call if she does not go to the movies, and we can go out
together.
