LIFE IN THE FUTURE SƯU TẦM VÀ BIÊN SOẠN
31. He ______________ for that company for five months when it went bankrupt.
A. has been worked
B. has worked
C. had been working D. was working
31. He ______________ for that company for five months when it went bankrupt.
A. has been worked
B. has worked
C. had been working D. was working