问题补充:
For the past year, he a flat with others and trying to save money to open his own business.
A. has been sharing
B. was shared
C. had been sharing
D. is sharing
答案:
(答案→)A. has been sharing
B. was shared
C. had been sharing
D. is sharing
解析:考查时态:句意:在过去的一年里,他一直和其他人共用一个公寓,努力的攒钱创办自己的生意。由时间状语For the past year,可知是过去一年一直做的事情,用现在完成进行时,选A。