You need to co

According to Carol Goman, why seven seconds are all you need to leave a lasting first impression?

A.That’s the time your nerves can get controlled.

B.That’s the time you need to introduce yourself.

C.That’s the time your traits can grab attention.

D.That’s the time you need to think about what you say.

I want to go to the cinema, but you _____ with me.

A. need not to go

B. do not need go

C. need not go

D. need go not

你们需要安保专家对场馆做安全评估吗?

A.Do you need a security expert to value the potential danger of the region?

B.Do you need a security expert to calculate the potential adventure of the area?

C.Do you need a security expert to account the potential risks of the region?

D.Do you need a security expert to evaluate the potential risks of the place?

You share your portable computer with a co-worker. You use separate user accounts to log on. A wireless netework is available to you and your co-worker. You need to prevent your co-worker from modifying your wireless network profile.What should you do?（）

A.A

B.B

C.C

D.D

I want to go to the dentist, but you ______ with me.

A、need not to go

B、do not need go

C、need not go

D、need go not

You need to describe the various types of flow control to your co-workers. Which of the following are types of flow control that can be used in a network? (Choose three)

A. Congestion avoidance

B. Windowing

C. Cut-through

D. Buffering

E. Load Balacing

F. Fast Forward

A. need get

B. need getting

C. need got

D. need to get

A.Yes, you must.

B.Yes, you need.

C.Yes, you do.

Your computer runs Microsoft Windows XP Professional. You share your computer with two other co-workers. You purchase a new computer. You install Microsoft Windows Vista on the new computer. You need to migrate the following content from the old computer to the new computer:All system and program settingsAll users settingsOnly the content in the C:\Appdata folderWhich tool should you use?（）

A.A

B.B

C.C

D.D

You need to back up the existing data on a computer before you install a new application. You also need to ensure that you are able to recover individual user files that are replaced or deleted during the installation.What should you do?（）

A.A

B.B

C.C

D.D