—Why not talk with your parents about your willingness to attend Peking University Summer Camp?
—I tried __________to get them to listen to me.
A.in time | B.in vain | C.in need | D.in case |
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—Why not talk with your parents about your willingness to attend Peking University Summer Camp?
—I tried __________to get them to listen to me.
A.in time | B.in vain | C.in need | D.in case |