1. If i were you, I won't have a bath every day. 2. If we protect the environment, the world will become a better place to live in. 3. when the ice melts, it becomes water 4. Thousands of animals lose their homes unless we stop global warning. 5. If you cycle to work, you would help to reduce air pollution m 6. He is at his computer for seven hours. 7. She doesn't have any fun a long time. 8. My father hasn't played any sport since last year. 9. I better have a shower. I haven't showered since Thursday. 10. I don't live with my family now we haven't seen each other for five years.