◆change your mind改变主意
You'd better take him up on the offer quickly, before he changes his mind.在他变卦之前, 你最好尽快接受他的报价。
to change your mind about sb/sth改变对…的看法
Lucy seems to have changed her mind about Terry. She used to think he was awful.露西似乎改变了对特里的看法, 她原来觉得他很讨厌。