2. If – clause: 1. Study hard or you will fail the exam. → If you ………………………………………………………… → If you ………………………………………………………………………………………………… 2. Work hard or you won’t pass your examination. → If you …………………………………………………………………………………………………. → If you …………………………………………………………………………………………………. 3. Water flowers or they will die. → If you …………………………………………………………………………………………………. → If you …………………………………………………………………………………………………. 4. Keep the environment clean or we won’t have an ideal place to live. → If we …………………………………………………………………………………………………. → If we …………………………………………………………………………………………………. 5. Get up early or you’ll be late for school. → If you …………………………………………………………………………………………………. → If you ………………………………………………………………………………………………….

1, If you don't study hard, you will fail the exam

=> If you study hard, you won't fail the exam

2, If you don't work hard, you will fail the examination

=> If you work hard, you won't fail the examination

3, If you don't water flowers, they will die

=> If you water flowers, they won't die

4, If we don't keep the environment clean, we won't have an ideal place to live 

=> If we keep the environment clean, we will have an ideal place to live

5, If you get up early, you won't be late for school

=> If you don't get up early, you will be late for school