Use of “Unless” & “If”

Instructions: Rewrite the sentences by replacing “unless” with “if” or “if” with “unless” as indicated.

1. Unless it rains we shall go to school. (Use ‘if’)
Ans: If it does not rain we shall go to school.

2. If she does not come on time the teacher will punish her. (Use ‘unless’)
Ans: Unless she comes on time, the teacher will punish her.

3. Unless you work hard you will fail. (Use ‘if’)
Ans: If you don’t work hard you will fail.

4. If you don’t come to school regularly you won’t learn your lesson. (Use ‘unless’)
Ans: Unless you come to school regularly you won’t learn your lesson.

5. Unless you work hard you won’t pass. (Use ‘if’)
Ans: If you do not work hard you won’t pass.

6. If you don’t study regularly you won’t learn your lessons. (Use ‘unless’)
Ans: Unless you study regularly you won’t learn your lessons.

7. Unless you work hard you can’t pass. (Use ‘if’)
Ans: If you do not work hard you can’t pass.

8. If he takes a taxi he will reach the station on time. (Use ‘unless’)
Ans: Unless he takes a taxi, he will not reach the station on time.