Bone 骨头

Aboneis a hard part inside the body that helps shape and hold us up.
Bones work together to make a skeleton, which supports and protects our organs.
Adults have about two hundred and six bones of different sizes and shapes.
Bones help us move because muscles are connected to them.
Inside some large bones, there is soft marrow that makes new blood cells.
Eating healthy food helps keep our bones strong and healthy.

骨头是人体内部坚硬的部分，用来支撑和构成人体形状。
骨头互相连接，形成骨骼，帮助支撑并保护脏器。
成年人全身大约有206块不同尺寸和形状的骨头。
骨头和肌肉相连，能够帮我们完成各种动作。
一些大骨头里面有骨髓，骨髓可以制造新的血细胞。
吃健康食物有助于让骨头更强壮，更健康。

配套练习?? bone /b??n/

?? 完形填空（Cloze Test）

Bones are the hard parts found ______ the body.
(a. on / b. inside / c. next to)

The skeleton is made of many ______.
(a. skins / b. organs / c. bones)

Adults usually have about ______ bones.
(a. forty / b. one hundred / c. two hundred and six)

Bones help us move because ______ are joined to them.
(a. muscles / b. teeth / c. shoes)

Inside some big bones, there is ______ that makes blood cells.
(a. marrow / b. hair / c. water)

? 选择题（Multiple Choice）

What does the skeleton do?
A) Protects the organs
B) Colors the skin
C) Moves the air

What helps keep bones strong?
A) Watching TV
B) Sleeping a lot
C) Eating healthy food

Where is bone marrow usually found?
A) Outside the bone
B) In big bones
C) In small muscles

?? 填空题（Fill in the Blanks）

Our bones work together to make the ______.
（可选答案：skeleton, shoe, nose）

Bones can help us move because they are joined to ______.
（可选答案：muscles, hair, ears）

______ inside large bones makes new blood cells.
（可选答案：Marrow, Wind, Liquid）

To have healthy bones, people should eat ______ food.
（可选答案：healthy, purple, cold）

练习答案?

完形填空

b. inside c. bones c. two hundred and six a. muscles a. marrow

选择题
6. A) Protects the organs
7. C) Eating healthy food#p#分页标题#e#
8. B) In big bones

填空题
9. skeleton
10. muscles
11. Marrow
12. healthy

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