21. He is really _________ excellent football player. He can also play _________violin very well.
A. an; a B. an; the C. the; a D. a; the
22. It’s _________ of Amy to make the birthday card herself than _________ one.
A. cleverer; to buy B. much clever; to buy C. cleverer; buying D. more clever; buy
23. After the earthquake, the local people didn’t know ________to do next.
A. how B. what C. when D. that