Gum 牙龈
The gum is the pink, soft tissue that covers the bone around your teeth.
It fits closely around each tooth and helps to keep the teeth steady in the mouth.
Healthy gums do not bleed and feel firm when you touch them.
The gum protects the roots of your teeth from germs and food pieces.
When people brush and clean their teeth well, their gums will stay strong and healthy.
If gums become swollen or red, you should visit the dentist for help.
牙龈是牙齿周围包裹骨头的粉红色柔软组织。
它紧密包住每一颗牙齿，帮助牙齿稳固地待在嘴里。
健康的牙龈不会流血，摸起来也很有弹性。
牙龈能保护牙根，不让细菌和食物残渣靠近牙齿。
认真刷牙和清洁口腔，可以让牙龈保持健康结实。
如果牙龈肿胀或变红，就应该去看牙医。
配套练习✍️ gum /ɡʌm/
🔍 完形填空（Cloze Test）
-
The gum is the ______ tissue that covers the bone near your teeth.
（a. red / b. pink / c. blue） -
Gums should feel ______ and not bleed.
（a. loose / b. hard / c. firm） -
The gum helps keep teeth ______ in the mouth.
（a. steady / b. noisy / c. empty） -
Gums help protect the roots from ______ and food.
（a. water / b. germs / c. paper） -
If your gum gets swollen, you should ______.
（a. run / b. sleep / c. see the dentist）
✅ 选择题（Multiple Choice）
-
What color are healthy gums usually?
A) Pink
B) Black
C) Yellow -
Why are gums important for teeth?
A) They make teeth sharper
B) They help hold teeth in place
C) They help you smell food -
What should people do to keep their gums healthy?
A) Eat more ice cream
B) Brush and clean their teeth
C) Bite their nails
✏️ 填空题（Fill in the Blanks）
-
The gum fits closely around each ______.
（可选答案：tooth, hair, shoe） -
Healthy gums do not ______ when you touch them.
（可选答案：bleed, grow, shake） -
Gums keep ______ out by covering the roots of teeth.
（可选答案：germs, pencils, shoes） -
You should visit the dentist if your gum is red or ______.
（可选答案：swollen, clean, broken）
练习答案✅
完形填空
- b. pink
- c. firm
- a. steady
- b. germs
- c. see the dentist
选择题
6. A) Pink
7. B) They help hold teeth in place
8. B) Brush and clean their teeth
填空题
9. tooth
10. bleed
11. germs
12. swollen
📌文章CEFR 等级：A1级
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