------- What is the price of petrol these days
-------Oh, it ______ sharply since last month.
A. is raised B. has risen C. has arisen D. is increased
------- What is the price of petrol these days
-------Oh, it ______ sharply since last month.
A. is raised B. has risen C. has arisen D. is increased
B
解析:本题考查时态的用法。 根据since last month 可知应用现在完成时。