Exercise 3. Rewrite these following sentences from IF -> UNLESS:

1. If he doesn’t take more care, he’ll have an accident. -> Unless he take more care, he’ll have an accident.

1. The crops will be ruined if it doesn’t rain soon. -> Unless it rain soon, the crops will be ruined .

1. Unless the weather is fine, we’ll stay at home. -> If the weather isn't fine, we’ll stay at home.

1. I can’t go with you unless I get my work finished. -> If I don't get my work finished, I can’t go with you

1. If you don’t leave on the 15th , you’ll get home late for your mother’s party. -> Unless you leave on the 15th , you’ll get home late for your mother’s party.

`1` Unless he takes more care, he will have an accident.

`1` Unless it rains soon, the crops will be ruined.

`1` If the weather isn't fine, we will stay at home.

`1` If I don't get my work finished, I can’t go with you.

`1` Unless you leave on the `15^(th)`, you will get home late for your mother’s party.

Vì cấu trúc: if not= unless.

tùy theo if ở dạng điều kiện mấy thì unless cũng chia theo cấu trúc điều kiện đó.