A.To remind him of the data he should take to the conference.B.To see if be is ready for the coming conference.C.To tell him something about the conference.D.To help him prepare for the conference.
A.To remind him of the data he should take to the conference.
B.To see if be is ready for the coming conference.
C.To tell him something about the conference.
D.To help him prepare for the conference.