15. A lot of vegetables help you to keep in good health .　

keep in good health = keep healthy = stay healthy

14. What sports do you play ?　

13. Is her lifestyle the same as yours or different?

＝Is her lifestyle the same as your lifestyle or is her lifestyle different from yours? be the same as … / be different from …

12. Good food and exercise help me to study better.

这里better是well的比较级，而不是good的比较级

11. My healthy lifestyle helps me get good grades.

help sb.(to) do sth.帮助某人做某事

10. I try to eat a lot of vegetables , usually ten to eleven times a week .

try to do sth.表示“ 尽力做某事 ” ，不包含是否成功的意思而try doing sth.表示

“(用某一办法)试着去做某事”。如:

You’d better try doing the experiment in another way.

你最好试试用另一种方法做这个试验。

9. My eating habits are pretty good .　这里pretty相当于very 。

8. I exercise every day , usually when I come home from school .

7. How many hours do you sleep every night?

6. She says it’s good for my health.

be good for...表示“对……有益(有好处)”;其反义为：be bad for...。(这里for 是

介词，后跟名词、代词或动名词)如：

It's good for us to do more reading. 多读书对我们有好处。

Reading in bed is bad for your eyes.在床上读书对你的眼睛有害。