---Does your brother serve in the army?
题型:选择题
问题:
---Does your brother serve in the army?
---No, not now. But he ________ in the army for 8 years.
A.would serve
B.was serving
C.had served
D.served
---Does your brother serve in the army?
---No, not now. But he ________ in the army for 8 years.
A.would serve
B.was serving
C.had served
D.served