关于肺炎球菌性肺炎叙述错误的是()
A、由肺炎球菌所引起的急性肺部感染
B、多数发病前没有诱因
参考答案:B
___many times, the determined man didn’t give up and was finally offered a position in the firm.
A.Being refused
B.Refusing
C.Having been refused
D.To be refused
华支睾吸虫病的传播途径是()
A.消化道传播
B.呼吸道传播
C.接触传播
D.虫媒传播
E.血液-体液传播