在连接硬盘和光驱时，数据线一端接在硬盘和光驱数据线接口上，别一端应插在（）.A.ID

断面灰褐色，有多角形环纹

A．牛膝
B．甘草
C．大黄
D．何首乌
E．附子

从下图中选择相关的适合仪器，将其编号写在相应的空格处．

（1）取CuO用______；

（2）镁带燃烧用到______；

（3）量取15.0ml的H₂O用到______．

下列句子没有语病的一句是（    ）

A．最近，市政府为塑造济南市良好的城市形象，大力推行文明用语，此举受到广大市民的欢迎。

B．前期准备工作已经完成，现在，摆在翻译工作者面前的任务就是如何提高翻译质量的问题了。

C．失业不能失志，只要自己有双聪明能干的手，什么都能造出来。

D．为了使企业尽快走出困境，我们严肃地研究了职工们的建议，又虚心地征求了专家们的意见。

How to apply (申请) for a free mailbox (邮箱)? First you have to connect to the Internet and go to the homepage of the ICP providing free mailboxes. Then you will find an icon (图标), an agreement about the rules for using the free mailbox will appear. If you want to go, click the icon “I agree”. Then you have to fill in a form about your basic personal data, and the name and PIN (密码) of the mailbox. The PIN is the key to the mailbox. After finishing these, you will get a mailbox like this：your name @ mail server (for example：tvguide@mail.cctv.com.cn. “tvguide” is the name of the mailbox, and “mail.cctv.com.cn” is the name of the mail server.). The mailbox is separated (分隔) into two parts by a separator “@”, which is read as “at”. The former part is the name of the mailbox. The latter is the domain name (域名) of the mail server. All mails to you will be received by the server and put into your mailbox. You can read these mails on any computer on the Internet in the world, if you have the name and PIN of the mailbox.

1 If you want to send or receive an e-mail, you should first ____ .

A. apply for a mailbox                 B. buy a computer

C. go to the post office                D. fill in a form

2 When you get a FREE mailbox, you can send an e-mail ____ .

A. by paying some money            B. to anyone

C. without paying money            D. anywhere

3 The mailbox’s name in the e-mail address “editor@ew.com.cn.” is ____ .

A. ew                B. ew.com.cn     C. com.cn          D. editor

4 The writer mainly wants to tell us how to ____ in this passage.

A. send a letter by e-mail            B. read the e-mail on computers in the world

C. get a free mailbox                   D. find out one’s e-mail address

5 We can find the similar information in the book “____”.

A. Who Moved My Cheese           B. Surfing on the Internet

C. Bill Gates’ Story                      D. Harry Potter

下列有关申请我国船级社船级的说法正确的是（）。

Ⅰ．海上营运的船舶可向船舶检验局申请入级；

Ⅱ．申请入级的船舶应符合我国《钢质海船入级与建造规范》的要求；

Ⅲ．经初次入级检验后的船舶被授予船级，发给入级证书或《船舶检验证书簿》；

Ⅳ．船舶入级的范围包括船体、船舶机械、货物冷藏装置及无线电设备四部分。

A．Ⅰ～Ⅳ

B．Ⅱ～Ⅳ

C．Ⅰ～Ⅲ

D．Ⅱ、Ⅲ