根据对话情景和内容,从对话后所给的选项中选出能填入空白处的最佳选项,并在答题卡上将该选项涂黑E涂AB, F 涂AC,G涂AD Emma: Did you see many people at the street corner when you came to school this morning? Oliver: . Emma: What was it all about? Oliver: A serious accident happened. . Emma: Oh, dear! A lot of people must have been hurt or even killed. Oliver: You are right! . Emma: I hope nobody was killed. Oliver: . And we must be careful especially at this time of day when the traffic is heavy. Emma: I agree with you. .
A.Yes, I did.
B.I hope so.
C.Yes, it is terrible.
D.All the injured were sent to hospital immediately.
E. I don’t know how many people were injured and killed. F. All will be safe when everyone knows and follows the traffic rules. G. A drunken driver’s heavy truck struck (撞) a bus full of passengers.