— Why do you think ______?
— He could ______ for exercise.
A.is the man running, run | B.the man is running, be running |
C.does the man run, run | D.the man runs, be running |
— Why do you think ______?
— He could ______ for exercise.
A.is the man running, run | B.the man is running, be running |
C.does the man run, run | D.the man runs, be running |