Deltoid 三角肌

Thedeltoidis a large muscle on the top of your shoulder.
This muscle helps you lift your arm and move it in different directions.
Thedeltoidcovers the shoulder joint and gives the shoulder its rounded shape.
When you reach up or carry something, yourdeltoidis working.
Thedeltoidmuscle is important for many daily tasks, such as putting on clothes or picking up a bag.
Light exercise can keep yourdeltoidstrong and flexible.

三角肌是覆盖在肩膀上部的大块肌肉。
这块肌肉帮助你抬起双臂，并让胳膊能朝不同方向活动。
三角肌包裹着肩关节，让肩部呈现圆形外观。
当你举手或提东西时，三角肌都会用力。
三角肌对于日常许多动作很重要，比如穿衣或提包。
适当训练能让三角肌保持有力和灵活。

配套练习?? deltoid /?del.t??d/

?? 完形填空（Cloze Test）

The deltoid is found on the ______ of your shoulder.
（a. inside / b. top / c. back）

This muscle lets your arm move in different ______.
（a. directions / b. colors / c. seasons）

The deltoid gives your shoulder a ______ shape.
（a. flat / b. sharp / c. rounded）

When you reach up, the deltoid ______.
（a. sleeps / b. works / c. grows）

Simple ______ help keep the deltoid strong.
（a. exercises / b. stories / c. numbers）

? 选择题（Multiple Choice）

What does the deltoid cover?
A) The knee
B) The shoulder joint
C) The finger

When do you use the deltoid?
A) When picking up a bag
B) When sleeping
C) When blinking

Why is the deltoid important?
A) It helps the shoulder move
B) It covers your nose
C) It makes your arm longer

?? 填空题（Fill in the Blanks）

The deltoid muscle helps you ______ your arm.
（可选答案：lift, hear, walk）

Your shoulder's ______ comes from the deltoid muscle.
（可选答案：shape, color, sound）

Carrying something heavy uses your ______.
（可选答案：deltoid, foot, tongue）

Wearing a shirt needs help from the ______ muscle.
（可选答案：deltoid, tooth, knee）

练习答案?

完形填空

b. top a. directions c. rounded b. works a. exercises

选择题
6. B) The shoulder joint
7. A) When picking up a bag
8. A) It helps the shoulder move#p#分页标题#e#

填空题
9. lift
10. shape
11. deltoid
12. deltoid

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