New Words：

soldier [ˈsoʊldʒər] n.士兵;军人

Sample Sentences：

The soldier pointed his gun at the thief.
Can I be a soldier when I grow up, Mother? asked Kenny.
My good friend Mike wants to be a soldier when he grows up.

New Words：

system [ˈsɪstəm] n. 系统；体系；制度；体制

Sample Sentences：

Your system is now ready to use.
Do you know a lot about this computer system?
Hey, I wanted you to hear my new sound system.

New Words：

quite [kwaɪt] adv. 很；相当；非常；完全

Sample Sentences：

She is quite a lovely girl.
We drank quite a lot of wine.
This is quite a different problem.
I'm quite happy to wait for you here.

New Words：

whistle [ˈwɪsl]
n.哨子；口哨；汽笛；汽笛声
v.吹口哨；吹哨子

Sample Sentences：

Can you hear the train whistle?
The referee finally blew the whistle to stop the game.

Please whistle when you need help.
Do you know how to whistle ? You just put your lips together and blow .

referee [ˌrefəˈriː] n.裁判;裁判员

New Words：

scar [skɑːr] n. 伤疤；伤痕

Sample Sentences：

Will the operation leave a scar?
How did you get that scar on your face?
In 1992, a panda attacked him and left scars on his leg.
The accident left her with a large scar on her right arm.

operation [ˌɒpəˈreɪʃn] n.手术