2. focus

(1)n. 焦点； 焦距； 使人感到兴趣所在

The focus of my camera does not work properly.

Her fashionable dress became the focus of attention at the party.

(2)focus (sth. ) on sth. 把……集中于……　 focus the x-ray on the patient’s chest.

I can’t focus on anything today after the tiring ride in the country.

考点例题：_K^S*5U.C#

The beams of light moved across the stage and then _______________________(focus) the actors.

1. aim　　　　　　　

(1)v. 瞄准； 对准

aim the gun at the bear把枪瞄准熊

Don’t aim the needle at his eyes. 不要用针对着他的眼睛。

aim at向……努力； 力争； 企图

aim high志向高远

be aimed at目标是, 目的是； (批评,评论等)针对某人

(2)n. 瞄准； 目的； 目标

Take careful aim before firing.

(3)aimless adj. 无目的的, 无目标的

aimless life

考点例题：

His speech _________________________ (aim) the boy who had not play fair.

(三)根据括号内所给的提示翻译下列句子。

We often think of future. We often wonder ____1_the world will be like a hundred years’ time.

　　 Think of ____2___ space. Perhaps a permanent station on the moon _____3___ (set up). Perhaps people will be able to visit the moon as _____4___. Cheap rockets for space travel will have been developed, _____5___ (permit) long journeys through the solar system. When that time comes, people will be taking holidays in space and visiting _____6____ planets. Great progress will have been made _____7___ medicine, too. Pollution will have been controlled in a hundred years’ time.

　　 _____8_____ the world will have been developed-even Antarctica. We will have used up most of the earth’s land to build our cities, _____9____ floating cities will have been built. The Japanese have already plans of this kind. And there will be cities ____10____ the sea.

6. 只要你答应归还，你就可以把这本书借走。_{K^S*5U.C#O%下}

You may borrow this book ___________________.

5. 正如我们所料，只有很少人来参加音乐会

Only a number of people came to the concert,　 _________________.

4. 我小时候，常和伙伴们一起玩捉迷藏游戏来取乐。

_________________, I often played hide-and –seek games with my little friends to amuse ourselves.

3. 由于我经验不足，所以我不能独自驾车出去。

_______________________, I can’t drive out on my own.

2. 尽管他不是个小孩子， 他凭借他的表演天赋已获得一些名气。

_______________________________, he has gained some popularity through his talents for acting.　

1. 对于学生而言， 电脑和英语是同样重要的学科。

For us students, ___________________________________________________.

10. His arm is bleeding heavily. We must __________ at once.

(二)使用as完成下列句子