---Hey,can I ask you a favor?---Sure, ________.
The thief broke in, trying to open the safe, but ___________.
The heart is _________ intelligent than the stomach, for they are both controlled by the brain.
Everyone had an application form in his hand, but no one knew which office room _____.
---I’m afraid I can’t finish the book within this week. ---_____.
Joe Jones, the eldest of the eight children, had to _____ out of school at the age of sixteen to help his father on the farm.