—Wasn’t it Dr．Wang who spoke to you just now?
— ．
| A．I didn’t know he was | B．Yes，it was |
| C．No，he wasn’t | D．Yes，he did |
32. This disaster ______ that people had no knowledge of first aid and they hadn’t known how to protect them-selves in face of danger.
| A．led to | B．contributed to | C．resulted in | D．lay in |
31. I just wonder ____ that delights the whole family so much.
| A．what it is | B．what he does | C．how it is | D．how he does |
30. Yesterday evening I came across the man _____ you think is pleased to _____.
| A．who, talk | B．whom, get along with | C．who, work with | D．whom, be talked with |
29. Both the soldier and the horse ______ after the long ride.
| A．gave out | B．worn out | C．tested out | D．ran out |
28. The hearings and comments often help managers avoid harmful decisions, leading them toward more _______ choices.
| A．useful | B．beneficial | C．important | D．influential |