Выбрать if или unless

I will not go to the park if/unless the weather is fine.

He won't wake up if/unless you set the alarm clock.

We will stay at home if/unless it rains.

I'Il be upset if/unless my friend doesn't win.

If/unless she doesn't study hard, she will fail her exam.

If/unless she studies hard, she will fail.

ответ:1.if

2.if

3.unless

4.if

5.unless

6.if

Объяснение:

1. If it rains, I won’t go out.

2. You would learn more if you studied sometimes.

3. If he had asked me, I would have told him answer.

4. You would have done well if you had taken my advice.

5. I wouldn’t phone you here unless it were urgent.

6. She’ll catch cold, if her feet get wet in this weather.

7. Unless you apologize at once, I will never speak to you again.

8. If we had nothing to do, life would be boring.