31. A. description B. preparation C. excuse D. lecture
30. A. worried B. disappointed C. satisfied D. surprised
29. A. called up B. returned to C. visited D. left
28. A. looking for B. working for C. sending for D. paying for
27. A. Since B. Before C. As D. If
26. A. clerk B. secretary C. passer-by D, friend
25. A. hurt B. encouraged C. attracted D. shocked
24. A. serious B. difficult C. regular D. convenient
23. A. a question B. a reason C. an opinion D. an idea
22. A. angry B. hungry C. frightened D. thirsty