問題詳情:
------- 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
【回答】
B
解析:本題考查時態的用法。 根據since last month 可知應用現在完成時。
知識點:其他
題型:選擇題