正向突变试验基因位点是A．6-GT位点，TK位点，HGPRT位点B．TK位点，HGPRT位点，OUA位点C．HGPRT位点，6-G

A．People who link to the web site can ask and answer questions concerned.

B．People who link to the web site can share experiences with each other.

C．The anti-smoking campaign can help individual smokers to design effective ways to quit.

D．All of the above.

The usual address for a Web site is the(74)page address, although you can enter the address of any page and have that page sent to you.

A．home

B．main

C．host

D．house

The usual address for a Web site is the(75)page address, although you can enter the address of any page and have that page sent to you．

A．home

B．main

C．host

D．house

According to the flyer, what can be found on the Web site？

A．A detailed event program

B．Biographies of actors

C．Free tickets to a new film

D．Directions to Diego Theater

According to the press release, what can be found on the company' s web site？

A．News of future company project

B．Details of the latest advertising campaign

C．A statement about Mr. Charlie McGreger

D．Information about Ms. Jackie Johnson

According to the advertisement, what can be found on the Acme Web site？

A．Procedures on obtaining a loan.

B．Directions to the company"s office.

C．Staff members" contact information.

D．Information about learning opportunities.

According to the article, what can be found on the Web site？

A．A new line of household appliances

B．Donation centers" location information

C．Donation forms

D．A list of possible donation items

2 (SP2).Server1 contains a Web site named Intranet.You notice that you can open the Intranet Web site as a Web folder.You need prevent all users from opening the Intranet Web site as a Web folder.What should you do？ （）

A. Disable the Index this resource option.

B. Disable the Directory browsing option.

C. Disable the Enable HTTP Keep-Alives option.

D. Disable the Enable default content page option.

How can the Olassen Wireless Telephone Headset be purchased？

A．Through a Web site

B．At Olassen retail outlets

C．Through the Olassen catalog

D．At several department stores

Why does the professor suggest that the students visit a web site？

A．The textbook does not have the latest information about the topic that they will debate.

B．The web site should provide objective data, which they can use for the next discussion.

C．The professor wants the students to understand the history of the theory they are studying.

D．The site will prepare the students to complete mathematical calculations before the next class.