精选优质文档-倾情为你奉上综合填空一根据首字母提示补全单词,完成短文。One day when Tony was crossing the road. A car hit him. He fell down and b 1 his arm.An ambulance(救护车) soon arrived and t 2 him to a hospital. A doctor put the arm in a plaster cast(上石膏). Tony could not move it at all.“You must k 3 your arm in the cast for six weeks.” the doctor said, “That would give the broken arm a c 4 to heal(痊愈).” Six weeks later, Tony went back to the h 5 . The doctor cut the cast w 6 a large saw(锯) and took