【题目】根据短文理解,选择正确答案。
The Healthy Habits Survey 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? |
(1)What is found out about American seniors?
A.Most of then 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.
(2)Doctors suggest that people should wash their hands ________.
A.twice a day
B.three times a day
C.four times a day
D.eight times a day
(3)Which of the following is true according to the text?
A.We should keep from touching our faces.
B.There are less than 300 types of bacteria in the mouth.
C.A kitchen sponge can carry more germs than a toilet.
D.We should wash our hands before touching a door handle.
(4)The text probably comes from ________.
A.a guide book
B.a popular magazine
C.a book review
D.an official document