[单项选择]Xiao Zhang ______ in this company for three years.

[单项选择]Xiao Zhang ______ in this company for three years.

[单项选择]______in the company for three years, Mark has become experienced in business negotiations.
A. Having worked
B. Have been working
C. Have worked
D. Worked

[单项选择]________ in the company for three years, Mark has become experienced in business negotiations.
A. Having worked
B. Have been working
C. Have worked
D. Worked

[单项选择]Xiao Zhang ______ in that factory for five years.

[单项选择]A company entered into a three-year construction project with a total contract price of $5.3 million and expected cost of $4.4 million. The following table provides cash flow information relating to the contract:（）
A. 3013645
B. 2956036
C. 3616636

[单项选择]Last year, I paid a three-day visit to the company as a visiting engineer, and was treated________.
A. such
B. as such
C. like it
D. such as

[单项选择] Your company has three offices.  An Active Directory site named Site1， Site2， and Site3 exists for each office. You have an Exchange Server 2003 organization. You deploy Exchange Server 2010 servers in Site1.  You plan to deploy Exchange Server 2010 servers in Site2 and Site3.  You need to recommend a solution that allows the Exchange Server 2010 servers to coexist with theExchange Server 2003 servers.  Your solution must meet the following requirements： .All e-mail messages that are sent to mailboxes on Exchange Server 2003 servers from mailboxes on Exchange Server 2010 servers must be delivered directly from a server in Site2  .All e-mail messages that are sent to mailboxes on Exchange Server 2010 servers from mailboxes on Exchange Server 2003 servers must be delivered directly to a server in Site1  What should you recommend？（）
A. Create two SMTP connectors and one Active Directory SMTP site link.
B. Create a new routing group connector and modify the default routing group connector.
C. Create an X400 connector to Site1 and modify the cost value for the default routing group connector.
D. Move all Exchange Server 2003 servers and Exchange Server 2010 servers to a single routing group.

[单项选择]Chinese figure skating pair Zhang Dan and Zhang Hao got a silver medal in free skating in the Winter Olympic Games ______ in Turin.
A. held
B. being held
C. to be held
D. was held

[单项选择] A company with three sites （one local production site， one intermediate site， and one remote site） wants to use Metro/Global Mirror.  Which statement is correct about the volumes at the intermediate site（）
A. the intermediate site volumes are Metro Mirror target volumes for the remote site
B. the intermediate site volumes are Global Mirror target volumes for the remote site
C. the intermediate site volumes are both Global Mirror source and Metro Mirror target at the same time
D. the intermediate site volumes are alsoFlashCopy sources for the remote site