从投资角度讲：“不要把鸡蛋放到同一个篮子里”旨在强调规避风险。（）
参考答案：错
---Did you visit the temple?
---No. We _____it, but we spent too much time shopping.
A．could have visited
B．could visit
C．needn’t have visited
D．mustn’t have visited
可导致血液流动性丧失的红细胞比容为()
A．0.8
B．0.4
C．0.7
D．0.2
E．0.6
