9. be home to

8. have…in store

7. spend…doing

6. daily life

5. work on

4. at the end of

3. have…in common with…

2. scientific achievements

1. solar energy

62. any→some　　　　　　　　　　　　 63. clean→cleaning 64. friends→friend　　　　　　　　　　 65. 去掉 to

One possible version:

Why a sense of humor is important

Humor always shows a person’s characteristics. If you can see everything with a sense of humor, you are an interesting person, and people will never feel dull together with you. It also shows that you are a welleducated man. 　　 You are healthy and happy with your sense of humor, for it can always keep you in high spirits, which will do good to your health mentally and physically. A sense of humor changes the color of the whole world before you. 　　 You will also have plenty of friends with your sense of humor. People feel it a pleasure to be with you, for you help them to see things from an entirely different and a much brighter point of view. You give people strength to face a world full of struggle.