–Excuse me, is this seat taken?
_______. That man got his books and left a few minutes ago.
A.I am afraid so. | B.I don ’t think so. |
C.I don ’t know. | D.I hope not. |
–Excuse me, is this seat taken?
_______. That man got his books and left a few minutes ago.
A.I am afraid so. | B.I don ’t think so. |
C.I don ’t know. | D.I hope not. |