病例对照研究中,表示某遗传标记与疾病之间相关程度的指标是()
A.遗传度
B.比值比
C.患病相对风险
D.同卵双生子发病率与一般人群发病率比值
E.传递不平衡检验
参考答案:B
外汇风险类型有()。
A.交易风险
B.会计风险
C.经营风险
D.对手风险
We don’t care about how Obama won the Nobel Peace Prize but _______matters for us is ______he will make his effort to bring a peaceful world to us. (原创)
A.that; how
B.which; whether
C.it; that
D.what ; whether