问题补充:
In recent years, the economy of our country rapidly.
A. is increased
B. has increased
C. increased
D. has been increased
答案:
A. is increased
(答案→)B. has increased
C. increased
D. has been increased
解析:句意:近些年,我们国家的经济有了飞速的发展。句中有In recent years近些年,谓语动词用现在完成时的形式,不需要用被动形式,故选B