Question

Выбрать if или unless
1. You can't go on vacation if/unless you don't save some money.
2. You will feel cold if/unless you wear a warm jacket.
3. We'll arrive on time if/unless we hurry.
4. Don't call me if/unless it's an emergency.​

Answer 1

Ответ:

1.if

2.unless

3.if

4.unless