交际用语
补全对话，每空一词。
A：Can you tell me what you saw here today about the car accident?
B：Well，I was________down the street when a car went very fast and hit an old man．
A：Where did it________?
B：Just over there，at the street corner．
A：________happened then?
B：Two policemen came soon．They________the driver to send the old man________hospital．
A：Was the old man hurt badly?
B：I think________．He couldn’t stand up________the accident．And there was some blood（血）in the street．
A：So，what did you do________?
B：I helped the policemen________the old man into a car to hospital and I left．I didn’t know what was________on later．
A：Thanks．
（1）________ （2）________ （3）________ （4）________ （5）________ （6）________ （7）________ （8）________ （9）________ （10）________