How do people usually ___________ in the office?
----Do you know how to a crying baby?---Sorry, I don’t know . I think it’s too hard.
----Must he finish the work before supper?----No, he . He finish it after supper.
_______useful the dictionary you gave me last week is!
When you got there, how many guests in the meeting hall?
-- A latest Yangzhou Daily, please!------ Only one copy left. Would you like to have , sir?