How many years of experience do you have managing and maintaining a Windows Server 2003 environment? （）

How many years of experience do you have managing and maintaining a Windows Server 2003 environment?（）

After________you have told me I think you should see a doctor

I would have told him about the change of time for the class, _____ to class last time.

I would have told him about the change of time for the class, ______ to class last time.

How many years of experience do you have with deploying and maintaining a virtualization infrastructure using Microsoft desktop or server virtualization technologies?（）

How many years of experience do you have with deploying and maintaining a virtualization infrastructure using any desktop or server virtualization technologies?（）

A:Hello, David! I haven't heard from you for a long time. How have you been recently? B:（）

Ben, would you like to play football with us?（）but I have to wash the dishes first.

—How are you feeling?—I have been feeling better since _____.

I have told you the truth. ______ I keep repeating it?

A:（）time do you have lunch? B: I usually have lunch at 12.