New Words：

slip [slip] v. 溜；滑倒；滑脱；溜走

Sample Sentences：

The fish slipped out of my hand.
The student slipped out of the classroom.
I grabbed him, but he slipped from my grasp.
He caught the ball, then it slipped through his fingers.

New Words：

grasp [grɑ:sp]
v.抓住；理解；领会；抓紧
n.紧抓；紧握；控制；领会

Sample Sentences：

The little girl grasped her mother's arm.
Grasp my hand and I'll pull you over the wall.

They have a good grasp of foreign languages.
He let the ball slip through his grasp and into the net.

slip [slip] v. 溜；滑倒；滑脱；溜走

New Words：

opportunity [ˌɔpəˈtjuːnəti] n. 机会；时机

Sample Sentences：

You must grasp this opportunity.
It's a pity he missed the opportunity to travel abroad.
You'll have the opportunity to ask any questions at the end.
I'd like to take this opportunity to thank my classmates for their support.

grasp [grɑ:sp]
n.把握, 领会, 抓紧
vt.领会, 抓住, 紧握

New Words：

exhibit [ig'zibit]
v.展览, 陈列, 展示, 表现
n.展览品，陈列品

Sample Sentences：

Do not touch the exhibits.
She exhibited her paintings at our school.
She exhibited no fear in the face of danger.
Next week those goods will exhibit in that shop.

New Words：

exhibition [.eksi'biʃən] n. 展览, 展示
make an exhibition of oneself 出洋相

Sample Sentences：

We went to an exhibition of Chinese paintings at the museum.
To kill time until the exhibition opened, we looked round the shops.
Because she was lacking in training, she was afraid of making an exhibition of herself.

exhibit [ig'zibit] v. 展览, 陈列, 展示, 表现