最近你班将举行一场题为 Life in the future 的讨论会， 请根据以下要点， 写一篇一百词左右的发言稿。

1．     随着医学的发展，人类的平均寿命将会达到120岁。

2．     由于新能源的出现， 污染问题将得到控制。

3．     人们的日常生活也将有很大的变化。 如机器人可以为你做家务；椅子的也按色能够随着你所穿的衣服而改变；受机可以带在手腕上， 通话时可以看到对方；可以乘坐新型的电梯进入太空度假。

就植树节这一天的植树活动写一篇简短的日记。（不少于60个单词，注意格式。）

提示: 1. 穿旧衣服；2. 早餐后乘车去南山；3. 挖坑，种树，浇水，每人种树三棵；4. 12点结束；5. 感想

Before the final examination, many students have shown ____ of tension. Some have trouble in sleeping while others have lost their appetite.

A. anxiety　　 B. marks　　　　 C. signs　　　　 D. remarks

That nurse popular with little children is __ her work., so she often gets praise from her leaders.

A. happy with　　 B. happy about　 C. happy on　　 D. happy at

A lot of coal miners died on the job last year,__________the local government to shut nearly 500 small mines in Shanxi Province alone.?

A.forcing?

B.to force?

C.forced?

D.has forced?

英格兰大至分为三个区。England is __________ roughly _______ three zones.

—The meeting has begun and ____ he will come.

—Of course, he is sure to come. He'll speak at the meeting.

A．I believe　　　　B．I hope　　　　　 C．I think　　　　　D．I doubt if

Tom, hurry up, there is no more than one book in the bookstore, so please buy_______.

A. them　　　　　 B. one　　　　　 C. it　　　　 D. some

When he ________ at the railway station, he met an old friend, who ________ for a night.

A. got off; put him up　　　　　　　　 B. got on; put up him

C. got away; saw him off　　　　　　 D. got out; saw off him

_______ we know, hurricane is _______ to come.

A. As soon as; possible 　 B. As long as; probable

C. As far as; likely 　 　　D. As well as; perhaps