The nationwide smog serves as a constant reminder, indicating that it’s high time we ______ on ourselves.
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.
31. I just wonder ____ that delights the whole family so much.
30. Yesterday evening I came across the man _____ you think is pleased to _____.
29. Both the soldier and the horse ______ after the long ride.
28. The hearings and comments often help managers avoid harmful decisions, leading them toward more _______ choices.