B
We know health is important in everyone's life. Here are some ways to stay healthy.
★Eat a balanced(均衡的) diet. Eat a lot of fruit and vegetables, some grains(谷物) and a little meat.
★Exercise twice or three times a week.
★Get enough sleep. It is best to get eight hours' sleep a day.
★Keep yourself busy. This is good because it stops you from having bad habits. To keep yourself busy, you can walk around the house, spend time with your pet, do sport, or have a hobby.
★Go out and make friends. Spend time and have fun with them. Talk with them, but try not to talk about anything bad. You should stay with the people who are healthy.
26. What does the underlined word "diet" mean in English?
A. Food.
B. Family.
C. Team.
D. Practice.
27. How often should you exercise according to the passage?
A. Every day.
B. Twice a day.
C. Three times a month.
D. Twice or three times a week.
28. What does the underlined word "it" refer to?
A. Eating a balanced diet.
B. Exercising more.
C. Keeping yourself busy.
D. Making friends.
29. Which of the following is NOT true?
A. We can eat a lot of meat to keep healthy.
B. We need to exercise.
C. It's good to make some friends.
D. We can spend our free time doing sport.
30. What's the best title for this passage?
A. Eating Habits
B. Playing Sport
C. Making Friends
D. How to Stay Healthy

26.A 27.D 28.C 29.A 30.D

【分析】
本题为关于健康生活方式的阅读理解，共5道题，分别考查词义猜测、细节查找、代词指代、细节判断及主旨大意。解题时需结合原文定位关键信息：26题通过diet后的饮食举例判断词义；27题直接提取锻炼频率的原文内容；28题代词指代需结合前文语境；29题对比选项与原文细节；30题总结全文核心主题。
【解析】
26. 词义猜测题：划线词“diet”所在句后明确说明饮食内容（大量果蔬、谷物、少量肉），可知diet意为“饮食”，对应选项A（Food）。
27. 细节理解题：原文直接表述“Exercise twice or three times a week.”，因此选D。
28. 代词指代题：“it”所在句前一句为“Keep yourself busy.”，结合语境可知it指代“Keep yourself busy”，选C。
29. 细节判断题：原文提到“a little meat”，而选项A为“a lot of meat”，与原文不符，故A错误，选A。
30. 主旨大意题：全文围绕“如何保持健康”展开，介绍了5种健康方法，因此最佳标题为D（How to Stay Healthy）。
【答案】
26.A 27.D 28.C 29.A 30.D
【知识点】
词义猜测题、细节理解题、主旨大意题
【点评】
本题为基础类阅读理解，题型覆盖英语阅读核心考点，需学生快速定位原文信息、准确理解细节，难度适中，适合巩固英语阅读基础。
【难度系数】
0.8