水滴英语小短文，用阅读记住10000单词（牙齿结构主题 Tooth 牙齿，高效记单词）

Tooth 牙齿

A tooth is a hard, white part inside the mouth that helps people bite and chew food.
Each tooth has a crown you can see and a root under the gum that you cannot see.
Teeth are covered with enamel, which is the hardest outside layer.
There are different shapes of teeth for cutting, tearing, and grinding food.
Children usually have fewer teeth than adults because they lose their baby teeth.
To keep teeth healthy, people should brush them carefully, eat less sugar, and visit the dentist regularly.

牙齿是口腔里的坚硬白色结构，能帮助人们咬断、咀嚼食物。
每颗牙齿都有你能看到的牙冠和藏在牙龈下、看不到的牙根。
牙齿外面包着牙釉质，这是最坚硬的一层。
不同形状的牙齿可以用来切割、撕裂和研磨食物。
儿童的牙齿比成年人少，因为孩子会掉乳牙。
想让牙齿健康，应该细心刷牙、少吃糖，还要定期看牙医。

配套练习✍️ tooth /tuːθ/

🔍 完形填空（Cloze Test）

1. The ______ is the hard, white part in your mouth for chewing.
   （a. tongue / b. tooth / c. gum）

2. The part you cannot see under the gum is called the ______.
   （a. crown / b. enamel / c. root）

3. Enamel covers the outside of the tooth and is very ______.
   （a. soft / b. strong / c. thin）

4. Some teeth are shaped to help us ______ food.
   （a. grind / b. hear / c. smell）

5. Children have fewer teeth because they lose their ______ teeth.
   （a. baby / b. large / c. back）

✅ 选择题（Multiple Choice）

6. What is the main job of teeth?
   A) To taste food
   B) To bite and chew
   C) To make sounds

7. What part of the tooth can you see in your mouth?
   A) The root
   B) The crown
   C) The pulp

8. What helps keep teeth healthy?
   A) Brushing and visiting the dentist
   B) Sleeping late
   C) Eating only sweets

✏️ 填空题（Fill in the Blanks）

9. Teeth with different ______ help us cut, tear, and grind food.
   （可选答案：shapes, colors, names）

10. The hard layer that covers a tooth is called ______.
    （可选答案：enamel, gum, bone）

11. To protect teeth, people should eat less ______.
    （可选答案：sugar, salt, water）

12. Adults usually have more teeth than ______.
    （可选答案：children, eyes, gums）

练习答案✅

完形填空

1. b. tooth
2. c. root
3. b. strong
4. a. grind
5. a. baby

选择题
6. B) To bite and chew
7. B) The crown
8. A) Brushing and visiting the dentist

填空题
9. shapes
10. enamel
11. sugar
12. children

📌文章CEFR 等级：A1级

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