The building_______ be a factory, but now it_______ a shopping centre.
A.used to; is used as | B.is used to; used to be |
C.used to; used to be | D.is used to; is used as |
The building_______ be a factory, but now it_______ a shopping centre.
A.used to; is used as | B.is used to; used to be |
C.used to; used to be | D.is used to; is used as |