21. — I heard that as many as two thousand people were killed in the earthquake.
— Yes. I think __________ news came as _________ shock to us.
A. the; the B. the; a C. \; \ D. \; a
22. I dislike _______ when people use money to buy themselves out of trouble.
A. that B. it C. them D. one
23. It’s a common _______ that a person will be sentenced to death if he or she commits murder in China.
A. habit B. tradition C. custom D. practice
