2. energy n. 精力，能量

1．examine vt. 检查

7. There seems to be no other choice.

　　 ☆重点词汇☆

6. Some food does have nutrients.

5. Not all of them are bad for us.

4. It is not a sad day, but rather a time to celebrate the

　 cycle of life.

3. Each time we celebrate a festival it change a little.

2. Only in this way will we be ready for the challenges and

　 opportunities in life.

1. Our eating habits have changed, as has our way of life.

10. I do every single bit of housework ____ my

　　 husband Bob just does the dishes now and then.

　　 (2004　 全国卷)

　　 A. since　　 B. while

　　 C. when　　 D. as

　　 [解析]选B while“然而，却”，表示对比关系。