—What is your sister doing now? —She is
题型:选择题
问题:
—What is your sister doing now?
—She is talking _______ the phone _______ her friend.[ ]
A. on; with
B. by; to
C. with; for
—What is your sister doing now?
—She is talking _______ the phone _______ her friend.[ ]
A. on; with
B. by; to
C. with; for