New Words：

mirth [mə:θ] n. 欢乐；欢笑
give place to 让位于;让位给

Sample Sentences：

His anger gave place to mirth.
Life without mirth is a lamp without oil.
The performance produced much mirth among the audience.
You've done very badly, you'll have to give place to a better man.

performance [pə'fɔ:rməns] n. 表演；演出

New Words：

nerve [nər:v]
n.神经；勇气；神经质；神经紧张
v.鼓足勇气；振作精神

nerve oneself 鼓起勇气
all nerves 高度不安; 神经紧张
get on sb.'s nerves 使某人心烦(或不安)

Sample Sentences：

That noise was getting on her nerves.
She was all nerves before the final exams.
He nerved himself to face the difficulties.
I am always in a state of nerves on the eve of an examination.

New Words：

steady ['stedi]
adj.稳定的；稳固的
v.稳住；使稳；使平稳；恢复平稳

Sample Sentences：

Is the table steady?
The price of fruits remains steady.
The old man is not steady on his legs.

Steady the ladder for me.
He took a few deep breaths to steady his nerves .

nerve [nər:v] n. 神经
physician [fi'ziʃən] n. 内科医生

New Words：

surgeon ['sə:dʒən] n. 外科医生

Sample Sentences：

The surgeon asked him if he felt nervous.
A surgeon needs a good eye and a steady hand.
He prefers to be a surgeon rather than a physician.

steady ['stedi] adj. 稳定的；稳固的
physician [fi'ziʃən] n. 内科医生

New Words：

sew [səu] v. 缝；缝制；缝补；做针线活
sewed [səʊd] 过去式
sewn [səun] 过去分词

Sample Sentences：

She sews all her own clothes.
My mother taught me how to sew.
Can you sew a button on for me?
The surgeon sewed up the wound.
In order not to be stolen, the money was sewn up in her pocket.

surgeon ['sə:dʒən] n. 外科医生