【题目】The doctor tried to laugh my brother ____ his fears about the coming operation.
A. from B. against C. off D. into
在线课程【答案】C
【解析】句意：医生试图用笑驱除我弟弟对即将到来的手术的恐惧感。laugh sb off sth一笑置之，以笑来驱除。如：The girl was brave enough to laugh herself off her pain. 这姑娘很勇敢,把痛不当回事。故判断选C。