. THE HOUSE ___________ SIX DECADES AGO.A). WAS BUILT B). WILL BE BU...

4) - KIEM TRA 15'''' TA 12 BAI 4 5
KIEM TRA 15'''' TA 12 BAI 4 5

4). The house ___________ six decades ago.

A). was built

B). will be built

C). was building

D). was to be built