三 阅读保护牙齿的宣传海报，完成下列任务。


Healthy Teeth
Eat for Healthy Teeth
Some foods and drinks, like cake and cola, have lots of sugar. Having too much of them may hurt our teeth. Fruit and vegetables are usually good for teeth. The best drink for healthy teeth is water.
1.
We should brush our teeth twice a day. It helps to keep our teeth clean.
• Brush for at least three minutes.
• Brush up and down in small circles.
2.
We should go to the dentist regularly to check our teeth—twice a year is good. The dentist will look at our teeth to see if there are any problems.
Protect Teeth During Sports
We can wear a mouth guard to keep our teeth safe when we play sports.
mouth guard
任务一:请为海报中1、2处选择恰当的小标题。
A. Visit the Dentist B. Look at Our Teeth C. Brush Teeth Well
任务二:判断下列描述与海报内容是否相符,相符的写“T”,不相符的写“F”。
()3. Eating too much cake isn't good for our teeth.
()4. Milk is the best drink for our teeth.
()5. We should brush our teeth twice a day.
()6. Brush teeth up and down in small circles.
任务三:根据海报内容选择最佳选项,回答问题。
()7. What does "regularly" mean in the passage?
A. 快速地 B. 定期地 C. 每天地
()8. Jack loves playing sports. How can he keep his teeth safe during sports?
A. Brush his teeth. B. Have sweet drinks.
C. Wear a mouth guard.
任务四：新考法 开放问答 根据Bob的牙齿保健信息表，给他提出至少一条护牙建议。

9.

任务一:1. C 2. A
任务二:3. T 4. F 5. T 6. T
任务三:7. B 8. C
任务四:Don't drink too much sugary drinks.(围绕少吃糖类食品展开,回答合理即可)

【分析】
本题是关于牙齿保护海报的阅读理解题，解题思路如下：1. 任务一需提取段落核心内容匹配小标题，通过段落主旨对应选项；2. 任务二需将题干描述与海报原文逐一比对判断；3. 任务三需结合上下文猜测词义、提取特定场景的护牙方法；4. 任务四需结合海报护牙要点给出合理建议。
【解析】
任务一：1. 第1处段落围绕刷牙的频率、时长及方法展开，对应选项C；2. 第2处段落围绕定期看牙医检查牙齿的要求展开，对应选项A。
任务二：3. 原文提到蛋糕、可乐等含糖过多会伤害牙齿，题干描述相符，填T；4. 原文指出健康牙齿最好的饮料是水，并非牛奶，题干描述不符，填F；5. 原文明确每天应刷两次牙，填T；6. 原文说明刷牙要上下小圆圈刷，填T。
任务三：7. 原文提到一年两次看牙医，体现“定期”，故词义为“定期地”，选B；8. 原文指出运动时戴护齿套保护牙齿，选C。
任务四：结合海报中少吃含糖食物的要点，给出合理建议：Don't drink too much sugary drinks.
【答案】
任务一:1. C 2. A
任务二:3. T 4. F 5. T 6. T
任务三:7. B 8. C
任务四:Don't drink too much sugary drinks.
【知识点】
英语阅读理解（海报类）、细节理解、词义猜测
【点评】
本题以牙齿保护海报为载体，考查学生提取信息、理解文意的能力，题型多样贴近生活，难度适中，兼顾护牙知识与英语阅读技能的考查。
【难度系数】
0.6