生死瞬间！两名学生勇救生病校车司机（短文填空）
Two kids saved a school bus driver. 8-year-old Catrina sat in the front of the bus. She f___1___ the driver was not well first. She told h___2___ 14-year-old brother Charlie at once. Charlie quickly went to the front and used the bus radio (对讲机) to call the school for h___3___. Another student Kali also helped: she asked kids to move to the back and c___4___ 911. The d___5___ was sent to hospital and got better soon.
根据首字母提示填写适当的单词完成短文