Please do me a favor —_____ my friend Mr. Smith to Youth Theater at 7:30 tonight.
She had hardly got back to the kitchen ________ the doorbell rang.
They discovered the cause of the fire accidentally. They discovered it _______.
They lost their way in the mountain and _________ made matters worse was _______ it was getting dark.
He was embarrassed. He felt _____________. A. shy B. hot C shameful D. uncomfortable
The hotel is very comfortable, because it has successfully ______ the old and the new styles.