—It is strange that Dave didn't respond_
问题:
—It is strange that Dave didn't respond________any of my emails.
—Something must have happened to him.[ ]
A. on
B. with
C. for
D. to
—It is strange that Dave didn't respond________any of my emails.
—Something must have happened to him.[ ]
A. on
B. with
C. for
D. to