Question

【題目】Teeth are important. Strong , healthy teeth help you chew(咀嚼) foods that help you grow. They help you speak clearly. And yes ,they help you look best. Here are some tips for you to take care of you teeth:

1. Brush your teeth the right way.

Brush your teeth at least twice a day – after breakfast and before bedtime. If you can, brush after lunch or after sweet snacks, too. Brush all of your teeth, not just the front ones. Spend time brushing teeth along the sides and back of your mouth. Spend at least three minutes each time you brush. Play a song you like to help pass the time. Get a new toothbrush every three months. When you buy toothbrush, be sure it has soft bristles(鬃毛)．

2. Learn how to floss(用牙線剔牙) your teeth..

Flossing is a very important way to keep your teeth healthy. Food may hide between two teeth. Flossing can help get rid of it. You’ll need to floss your teeth at least once a day.

3. Have good eating habits.

You need to be careful about what you eat and drink. Eating sugar is a major cause of tooth decay(蛀牙). Eat lots of fruits and vegetables and drink water instead of soda（蘇打）.

【1】What is the major cause of tooth decay? ______

A. Not brushing teeth B. Not changing toothbrush

C. Eating sugar D. Not flossing teeth

【2】How often should we change our toothbrushes?

A. never B. three times a month

C. every three months D. every month

【4】The bristles of the toothbrush must be______

A. hard B. soft C. expensive D. not mentioned

【5】Which is the right way to take care of teeth? ______

A. Only brush front teeth.

B. Not brush teeth before sleeping.

C. Spend at most three minutes to brush teeth each time.

D. Eat lots of fruits and vegetables and drink water instead of soda.

Answer 1

【答案】

【1】C

【2】C

【3】B

【4】D

【解析】

試題分析：這篇短文主要講述了健康結實的牙齒對我們來說是非常重要的。健康的牙齒能幫助我們咀嚼幫助成長的食物；它們能讓我們說話時口齒清晰；并且，它們讓我們擁有姣好的容貌。既然牙齒有這么多的好處，那么怎樣保護我們的牙齒呢？作者在文中就此提出了幾條建議。

【1】C細節(jié)理解題。根據(jù)短文Eating sugar is a major cause of tooth decay(蛀牙)可知造成蛀牙的主要原因是吃糖。故選C。

【2】C細節(jié)理解題。根據(jù)短文Get a new toothbrush every three months.可知我們每三個月?lián)Q一次牙刷。故選C。

【3】B推理判斷題。根據(jù)短文When you buy toothbrush, be sure it has soft bristles(鬃毛)．可知牙刷的鬃毛必須柔軟。故選B。

【4】D推理判斷題。根據(jù)短文Eat lots of fruits and vegetables and drink water instead of soda（蘇打）.可知這是照顧牙的正確方式。故選D。