问题
单项选择题
When()the old block of flats()?
A.did;being demolished
B.did;demolish
C.is;being demolished
D.is;demolished
答案
参考答案:C
When()the old block of flats()?
A.did;being demolished
B.did;demolish
C.is;being demolished
D.is;demolished
参考答案:C