Yesterday, when I was riding along a busy street, I saw an accident. A woman was knocked down when she crossed the street at a zebra crossing. Many people stopped (31).............their help. A police man arrived and asked a young man to telephone for an ambulance. While (32)..............for the ambulance, the policeman and some people tried to (33)...............the bleeding. They used a handkerchief to cover the wound, then put pressure on it and held it tight. They tried to talk to her in (34)................. to keep her (35)................After about three minutes, the ambulance arrived and the woman was taken to the hospital. 31: A. offering B. offer C. to offer D. to offering 32: A. to waiting B. to wait C. wait D. waiting 33: A. cut B. stop C. cover D. hold 34: A. order B. addition C. as D. time 35: A. warm B. asleep C. unconscious D. awake