问题 单项选择题 A1型题

某医师欲采用横断面调查研究的方法,调查高血压病在人群中的分布情况,选择最合适的指标为()

A.病死率

B.发病率

C.死亡率

D.患病率

E.二代发病率

答案

参考答案:D

解析:欲采用横断面调查研究的方法,调查高血压病在人群中的分布情况,选择最合适的指标为患病率。 【考点】:患病率

阅读理解

阅读理解。

                                                              You Are What You Eat

     Keeping better eating habits can help you reduce (减少) disease. A healthy eating plan means choosing the

right food to eat and preparing foods in a healthy way.

                                                        _____________________________

     Do you often change your toothbrush? Maybe you think it is not necessary. A study shows old toothbrushes bring disease. You should often change your toothbrush.

                                                                        Exercise

     Swimming,running, skating,skiing, dancing, walking and some other activities can help you keep healthy.

You should exercise at least three times a week and for twenty minutes or more each time. Do it.

                                                                    Plan Out Your Life

     You should have breakfast before you go to school. Have a proper (合适的) meal for lunch. Follow a health diet.

1. What's the passage mainly about?

A. Healthy food.

B. Healthy lifestyle (生活方式).

C. Healthy sports.

2. What's the best title(标题) for the second paragraph?

A. Man's Disease

B. Disease

C. Watch the Toothbrush

3. You should exercise at least _________ a week.

A. an hour

B. twenty minutes

C. half an hour

4. From the passage, we know_________ can help us keep healthy.

A. proper diet

B. sleep and exercise

C. proper diet and exercise

5. What does a healthy eating plan mean?

A. Choosing the right foods.

B. Cooking the foods in a healthy way.

C. Both A and B.

单项选择题