1968年4月，设在美国特拉华州的甲公司与印尼一个军方控制企业乙签订了一份投资协议。

浇模后混凝土为什么必须进行养护？

Questions 53 to 57 are based on the following passage:The Internet can make the news more democratic, giving the public a chance to ask questions and seek out facts behind stories and candidates, according to the head of the largest US on-line service.’But the greatest potential for public participation is still in the future,’ Steven Case, chairman of America On-line, told a recent meeting on Journalism and the Internet sponsored by The Freedom Forum, though some other speakers say the new technology of computers is changing the face of journalism, giving reporters access to more information and their readers a chance to ask questions and turn to different sources.’You don’t have to buy a newspaper and be confined to the four comers of that paper anymore.’ Sam Meddis, on-line technology editor at USA Today, observed about the variety of information available to computer users.But the speakers noted the easy access to the internet also means anyone can post information for others to see.’Anyone can say anything they want, whether it’s right or wrong.’ said Case. Readers have to determine for themselves who to trust. ’In a world of almost infinite voices, respected journalists and respected brand names will probably become more important, not less,’ Case said.’The internet today is about where radio was 80 years ago, or television 50 years ago or cable 25 years ago, ’he said. But it is growing rapidly because it provides people fast access to news and a chance to comment on it.

The correct order for the appearance of the four technologies is ______ .

A．internet-cable-television-radio

B．radio-cable-television-internet

C．radio-television-cable-internet

D．television-radio-cable-internet

书面表达（15分）

根据中文意思,写出意思连贯、符合逻辑的英文文段。中文提示内容不必逐句翻译；可适当加入与话题相关内容.题目已拟 (80词左右)

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几年以前我家只有一间小屋。三个人住一间屋真是艰难。现在我们已经搬进了一套两室一厅 的单元房。我非常高兴。当我父母做. . . , 我能. . . 。我爱我的家。单元房：a new flat

I love my home

为了在网络中均匀负荷，合理利用资源，避免在某些方向上产生话务拥塞，在网络中设置了（）

A.移动交换中心

B.移动汇接中心

C.移动操作维护中心

D.网络管理中心

药品结构易水解失效的药品为

A．维生素C
B．磷酸可待因
C．氯化铵
D．青霉素
E．硫酸亚铁