Lymphatic System 淋巴系统
The lymphatic system is a network of thin tubes and small organs called lymph nodes.
It helps the body fight germs and keeps body fluids in balance.
Lymph, a clear liquid, moves through the tubes and carries white blood cells.
These white blood cells protect you from getting sick.
The system works all the time, even when you are not active.
Regular movement like walking or playing helps the lymphatic system do its job.
淋巴系统由细小的管道和叫做淋巴结的小器官组成。
它帮助身体对抗细菌，维持体液平衡。
一种叫淋巴的透明液体在管道中流动，并带走白细胞。
这些白细胞能保护你不受疾病侵袭。
无论你是不是在活动，系统都会一直工作。
经常散步或运动有助于淋巴系统正常运作。
配套练习✍️ lymphatic system /lɪmˈfætɪk ˈsɪstəm/
🔍 完形填空（Cloze Test）
-
The lymphatic system is a network of tubes and small ______.
（a. shoes / b. organs / c. leaves） -
Lymph helps carry ______ blood cells.
（a. red / b. white / c. blue） -
This system helps fight against ______.
（a. music / b. dreams / c. germs） -
The lymphatic system keeps body fluids in ______.
（a. color / b. bottles / c. balance） -
Regular ______ helps the lymphatic system work.
（a. singing / b. running / c. cleaning）
✅ 选择题（Multiple Choice）
-
What moves through the tubes of the lymphatic system?
A) Air
B) Lymph
C) Flowers -
What do white blood cells do?
A) Help protect the body from germs
B) Build bones
C) Bring water -
How can you help your lymphatic system?
A) By sitting all day
B) By moving and playing
C) By sleeping during the day
✏️ 填空题（Fill in the Blanks）
-
The lymphatic system has thin ______ and lymph nodes.
（可选答案：tubes, hats, gloves） -
White blood cells in the lymph help keep you from getting ______.
（可选答案：sick, wet, bright） -
The fluid in the lymphatic system is called ______.
（可选答案：lymph, soup, juice） -
To help the lymphatic system, you can ______ often.
（可选答案：move, draw, climb）
练习答案✅
完形填空
- b. organs
- b. white
- c. germs
- c. balance
- b. running
选择题
6. B) Lymph
7. A) Help protect the body from germs
8. B) By moving and playing
填空题
9. tubes
10. sick
11. lymph
12. move
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