作业负责人在作业过程中监督（）遵守《国家电网公司电力安全工作规程（电网建设部分）》规

阅读短文，选择正确答案。

                                                            Vision-phones (可视电话)

      Radio, telephone and television are widely used in the world, When you switch on the radio, you can listen.

But when you use telephone,not only can you listen to others but also you can chat with them,however, you

can't see anything at all. Television is much better than both of them. People can watch TV and listen to it, but

they can't take part in what they see. 

     Today, some people are using a type of telephone called vision-phone. With it two people who are talking can

see each other.

     Vision-phones can be of great use when you have something to show the person whom you are calling, It

may also have other uses in the future. Some day you may be able to call up a library and ask to read a book

right over your vision-phone, You may be able to do some shopping through it, too. Perhaps In the near future,

vision-phone will come into wide use in our everyday life.

1. According to the passage, we can guess that the _______ was invented last. [ ]

A. radio

B. television

C. telephone

D. vision-phone

2. Maybe the vision-phone can take the place of _______ some day. [ ]

A. the radio

B. the telephone

C. the television

D. all the above

3. Through a vision-phone we can _______. [ ]

A. take medicine

B. order what we need

C. travel around the world

D. try on clothes

4. In the future, you can use a vision-phone to _______. [ ]

A. read a book

B. ask an assistant to read a book for you

C. ask an assistant to bring you a book

D. ask an assistant to do some shopping for you

5. Which of the following is NOT true? [ ]

A. Vision-phone is more advanced than radio-telephone or television.

B. People will use vision-phone in the future more than now.

C. Vision-phone will be helpful in people's life.

D. It is impossible to do shopping through vision-phone.

下列句子中加点成语使用正确的一项是

A．小李刚刚步入这门学科的研究领域，远远未登堂入室。

B．孩子应该干，可以干的事情，要让他们自己去干，父母不要求全责备。

C．文章要写得短小精悍，最好是开宗明义，切忌下笔千言，离题万里。

D．临出发了，张小云还在七手八脚地收拾行李。

对于用四舍五入法得到的近似数3.20×10⁵，下列说法正确的是[ ]

A．有三个有效数字，精确到百分位

B．有六个有效数字，精确到个位

C．有两个有效数字，精确到万位

D．有三个有效数字，精确到千位

以下关于商标与商品名称的关系，表述正确的是（）。

A.商品的通用名称不能作为商标的使用

B.商品的特有名称如果符合法定条件，可以注册商标

C.商标因使用不当而成为商品通用名称的，导致商标权人丧失其专用权

D.知名商标的名称可以取得反不正当竞争法的保护

甲、乙、丙是某普通合伙企业的合伙人，甲的出资为高级笔记本电脑3台。在合伙企业经营过程中，甲急于使用资金遂将笔记本电脑以较低价格出售与不知情的丁。则该买卖行为应当如何认定( )

A．丁将取得该笔记本电脑的所有权
B．由于该笔记本所有权已经属于合伙企业，因此该买卖合同无效
C．只有该合伙企业事后予以追认，丁才能取得笔记本电脑的所有权
D．该买卖行为有效，因为笔记本电脑虽然是甲对合伙企业的出资，但笔记本电脑的所有权仍然属于甲，甲有权处分