Mrs Black isn’t in and I’ll have to ring
问题:
Mrs Black isn’t in and I’ll have to ring ______. I would appreciate it if you ring _____ after 6 o'clock?
A.off; back
B.up; off
C.out; up
D.back; off
Mrs Black isn’t in and I’ll have to ring ______. I would appreciate it if you ring _____ after 6 o'clock?
A.off; back
B.up; off
C.out; up
D.back; off