Complete the second sentence so that it means the same as the first. Use the word given.
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1. To be a scientist you have to go to university.
IF
_a scientist, you_to university.

2. If the weather is good, we'll go to the beach later..
UNLESS
___to the beach laterbad.

3. We didn't go out because we had homework to do.
IF
We_out_homework to do.

4. I advise you not to say anything to him.
IF
__ , I__anything to him

1. If you want to be a scientist, you have to go to university.

2. Unless the weather is bad, we’ll go to the beach later.

3. If we hadn’t had homework to do, we would have gone out.

4. If I were you, I wouldn’t say anything to him.

Пояснение:

1. If you want to be... — условное предложение первого типа: если ты хочешь стать учёным, тебе необходимо поступить в университет.

2. Unless означает if ... not — «если не».
   If the weather is good преобразуется в unless the weather is bad.

3. Здесь говорится о нереальной ситуации в прошлом, поэтому используется условное предложение третьего типа:
   If + Past Perfect, would have + третья форма глагола.

4. Конструкция If I were you, I would/wouldn’t... используется, когда мы даём совет: «На твоём месте я бы…».