Directions:Translate the following sentences into English,简单

1. Reading out loud can improve your pronunciation.
2. I have no idea of what has changed my life.
3. He retained as the mayor of the city until retirement.
4. Be sure to close the door and window before you leave the classroom.
5. This businessman took the advantage of the situation and made a big profit.
6. That planet was named after its discoverer.
7. She is very cautious. She won't take a risk when driving.
8. He grabs the chance at the right timing.
9. Only if we are healthy, we can study and work well.
10. The earthquake costs 2000 lives.
11. I don't know why he changed his mind.
12. no matter how hot or cold the weather is, I insist to practice everyday.
13. The city is well known for its beer.
14. Artificial gas is harmful to the atmosphere.
15. The work load is overwhelming that I can't handle it.