New Words：

violin [ˌvaɪəˈlɪn] n. 小提琴
volleyball [ˈvɒlibɔːl] n. 排球; 排球运动

Sample Sentences：

He is asked to referee this volleyball match.
It takes a lot of practice to play the violin well.
Which volleyball team is considered the strongest?

New Words：

injure [ˈɪndʒər] v. 损害；使受伤

injured [ˈɪndʒərd]

adj.受伤的；有伤的
v.“injure”的过去式和过去分词

Sample Sentences：

She was injured badly in the accident.
He injured his knee playing volleyball.
You will injure your health by smoking too much.
The police are waiting to interview the injured man.

New Words：

injury [ˈɪndʒəri] n. 损伤; (对躯体的)伤害

Sample Sentences：

Two players are out of the team because of injury.
Driver must wear helmets to shield them from injury.
There were no injuries in the crash(= no people injured).

New Words：

shield [ʃiːld] n. 屏障；挡板；盾（牌）
windshield [ˈwɪndʃiːld] n. 挡风玻璃

Sample Sentences：

Raise your shield as high as you can.
Tom used a shield to protect him from injury.
It is dangerous to drive with a dirty windshield.

injury [ˈɪndʒəri] n. 损伤; (对躯体的)伤害

New Words：

bend [bend] v. 弯曲；使弯曲

bent [bent]

v.“bend”的过去式和过去分词
adj.弯曲的；

Sample Sentences：

Bend your knees, keeping your back straight.
The branch bent but didn't break when the boy climbed along it.

I bent down to smell the flowers.
Her leg was bent at an unnatural angle.
The bent branches are covered with ripe berries.