三级医疗机构剖宫产率控制指标在（）
A、55%
B、50%
C、45%
D、35%
参考答案：A
It __________ that the football match ________ put off because of the weather.
A．suggested; would be
B．was suggested; be
C．is suggested; shall be
D．suggested; should be
有明显耳毒性的药物是
A．青霉素B．链霉素C．磺胺嘧啶D．四环素E．氯霉素
