---Why are your eyes so red? You _______ have slept well last night.---Yeah, I stayed up late writing a report.(2013四川)
It is morning _____ we have four classes, not afternoon.
Mother told Jim to watch the milk until it boiled and then _________ off the gas.
The idea puzzled me so much that I stopped for a few seconds to try to _______.
----Will you be ____ this afternoon , John? ----It depends. I’ m afraid I’ll be called in by my boss.
Sarah had her purse stolen the day before yesterday when she was knocking about in a park, ______________?