永续年金现值是年金与贴现率的倒数之积。 ( )
参考答案:对
解析: 本题考核的是永续年金现值的计算公式。
Firefighters were called when a gas tank ________ in the back yard of a home on Beihai Road. [ ]
A.explored
B.exploited
C.exploded
D.exposed