风险的要素包括()
A.保险
B.风险因素
C.风险事故
D.损失
参考答案:B, C, D
速度×( )=路程,( )÷( )=时间,( )÷( )=速度
The colour of the shirt is too_____. It doesn't go with my light blue trousers.
A.heavy
B.dark
C.deep
D.shallow