UNIT 49I. PRONUNCIATION

31. - 3500 CAU TRAC NGHIEM ON TAP AV THCS 31. - 3500 CAU TRAC NGHIEM ON TAP AV THCS
3500 CAU TRAC NGHIEM ON TAP AV THCS

31. "You're late," she said. "I think the train ... already."

a. went

b. was going

c. has gone

d. goes

 c