Why ________ the old block of flats _________ demolished next month?
问题描述：
Why ________ the old block of flats _________ demolished next month?
A.are…being
B.is…being
C.has…been
D.have…been
答
A
the old block of flats 是复数,排除 B,C
next month 是一般将来时的时间状语,用 be doing 表将来,所以选A