题型:选择题 Luckily, the old man was sent to the hospital in time. Three minutes later and he _______.A.would dieB.was to dieC.should have diedD.would have died 查看答案
题型:多项选择题 关于投资者要求的投资报酬率,下列说法中正确的有()。A.风险程度越高,要求的报酬率越低B.无风险报酬率越高,要求的报酬率越高C.它是一种机会成本D.风险程度、无风险报酬率越高,要求的报酬率越高 查看答案