Unit 3 Life in the future Language points课时作业

第一节　阅读理解

阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。

(2017·河北冀州中学高二检测)

　　The Healthy Habits Survey(调查) shows that only about one third of American seniors have correct habits. Here are some findings and expert advice.

1. How many times did you brush your teeth yesterday?

　　·Finding：A full33% of seniors brush their teeth only once a day.

　　·Step：Remove the 300 types of bacteria in your mouth each morning with a battery-operated tooth brush. Brush gently for 2 minutes at least twice a day.

2. How many times did you wash your hands or bathe yesterday?

　　·Finding：Seniors，on average，bathe fewer than 3 days a week. And nearly 30% wash their hands only 4 times a day-half of the number doctors recommend.

　　·Step：We touch our faces around 3,000 times a day-often inviting germs(病菌) to enter our mouth，nose，and eyes. Use toilet paper to avoid touching the door handle. And，most importantly，wash your hands often with hot running water and soap for 20 seconds.

3. How often do you think about fighting germs?

　　·Finding：Seniors are not fighting germs as well as they should.

　　·Step：Be aware of germs. Do you know it is not your toilet but your kitchen sponge(海绵) that can carry more germs than anything else？To kill these germs，you're your sponge in the microwave for 10 seconds.

语篇解读　本文为应用文，题材为介绍说明类--调查报告。本文介绍了对美国年长者健康生活习惯的调查结果及专家建议。

1 What is found out about American seniors?

A.Most of them have good habits.

B.Nearly 30% of them bathe three days a week.

C.All of them are fighting germs better than expected.

D.About one third of them brush their teeth only once a day.

答案　D

解析　细节理解题。根据第一条调查结果"A full 33% of seniors brush their teeth only once a day."可知D项正确。

2.Doctors suggest that people should wash their hands ____________.