最大两位数是99，99的倒数是199，
89里面有16个118．
故答案为：199，16．
Only by increasing the number of doctors by 50 percent ________ properly in this hospital.
A．can be the patients treated
B．can the patients be treated
C．the patients can be treated
D．treated can be the patients
RBD的概念及类型
