-- Are you sure that he will come here i
问题:
-- Are you sure that he will come here in time?
--- You may ______ he will come to help us though he is very busy.
A.rely upon that
B.rely upon it that
C.rely upon what
D.rely upon it what
-- Are you sure that he will come here in time?
--- You may ______ he will come to help us though he is very busy.
A.rely upon that
B.rely upon it that
C.rely upon what
D.rely upon it what