— Catherine, I have cleaned the room for you.
— Thanks. You ______ it. I could manage it myself.
A.needn’t do | B.needn’t have done |
C.mustn’t do | D.shouldn’t have done |
A new food market has been built for the _____of the residents.
A.happiness | B.convenience |
C.quietness | D.economy |
Entering the room, I found Mary ______at the desk and _____a letter.
A.seated; wrote | B.sitting, written |
C.seating; writing | D.seated; writing |
John received an invitation to dinner, and with his work______,he gladly accepted it.
A.finished | B.to be finished |
C.having finished | D.was finished |
______is known to us all is that the 2008 Olympic Games will take place in Beijing.
A.It | B.As | C.what | D.which |
The computer system_____suddenly while he was searching for information on the Internet.
A.broke down | B.broke out |
C.broke up | D.broke in |