问题补充：
If you want to live for 100 years, you need healthy food and lots of exercise.
In the morning, you have a big and nice breakfast. A big and nice breakfast can help you start a day. For lunch and dinner, you can have rice and vegetables. ⑵Healthy people seldom eat much snacks. Sweet snacks give you energy but they’re not healthy. You can have an orange or an apple after each meal.
Except for keeping a healthy ⑴, you need lots of ⑴ too. You can do sports for 30 minutes every day. After a month, you will feel healthier. You can swim. You can run. You can play ball games. But don’t play computer games or chat with friends on the Internet for many hours every day. This is not exercise.
Get up from your chair, everyone! Change your diet and lifestyle today! You can live for 100 years. You can always feel young with right food and exercise.
【小题1】将⑴处分别填上适当的单词。
【小题2】将⑵画线处翻译成汉语:
【小题3】How long can we exercise every day?
【小题4】在文中找出下面句子的同义句。
You can do some exercise for half an hour every day.
【小题5】找出文中最能表达中心意思的句子。
.diet，exercise
答案：
(答案→)diet，exercise
解析：本文介绍人要是想长寿，必须要做到两点，一个是要健康的饮食，一个是要锻炼身体。
【小题1】细节理解题。根据原文you need healthy food and lots of exercise.可知人要是想长寿，必须要做到两点，一个是要健康的饮食，一个是要锻炼身体，故填diet，exercise。
【小题2】翻译理解题。healthy形容词，健康的。seldom从不。故译为健康的人从不吃零食。
【小题3】细节理解题。根据原文You can do sports for 30 minutes every day.可知每天要运动30分钟。故填30 minutes。
【小题4】细节理解题。根据原文You can do sports for 30 minutes every day.每天要做半个小时的运动。
【小题5】细节理解题。本文主要介绍要想长寿的两个秘诀，即健康的饮食和锻炼身体。故填If you want to live for 100 years, you need healthy food and lots of exercise.
