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
参考答案:A
Which of the following is a discrete random variable()
A. The amount of time between two successive stock trades.
B. The realized return on a corporate bond.
C. The number of advancing stocks in the DJIA in a day.
依照劳动法,通地协商与劳动者建立劳动合同关系的主体除企业.个体经济经织外,还有下列哪些主体?
A.部队
B.国家机关
C.事业组织
D.社会团体