21. _______ number of guests invited to the party was fifty, but _______ number of them were absent for different reasons, which made him very disappointed.
A. A; the B. /; the C. The; / D. The; a
22. He asked, “How are you getting along?”
He asked _______.
A. how am I getting along B. how are you getting along
C. how I was getting along D. how was I getting along
