They were surprised that a child could work out the problem____they themselves couldn't.
The discussion came to life when someone ______ an interesting topic.
After the new technique was applied to production, the factory has produced ______ over the same period last year.
. -- What does the sign on the wall read? --“ No person ______ enter it without permission.”
. --Excuse me, sir ______ --I’d like a beer and beef steak.
An ideal job should be one that ______ what you are good at with what you are interested in.