肺炎球菌肺炎与肺结核的鉴别，下列哪项最重要
A．发热的热型
B．咳痰的性状
C．肺部湿性啰音
D．痰细菌学检查
E．血常规及血沉测定
参考答案：D
.
.The meeting________because of the heavy rain,many officers went home in a hurry.
A was cancelled B had been cancelled C having been cancelled D having cancelled
存本取息使得的凭证种类是（）。
A.定期一本通存折
B.借记卡
C.活期存折
D.定期存单
