Beneath each sentence there are four words or phrases marked A, B, C and D. Choose one word or phrase that best completes the sentence. Mark your answers on Answer Sheet Two.
3. She _____ fifty or so when I first met her at a conference.
A. had been
B. must be
C. has been
D. must have been
3. She _____ fifty or so when I first met her at a conference.
A. had been
B. must be
C. has been
D. must have been