A-A+
He found it was difficult to ______ in the den
问题详情
He found it was difficult to ______ in the dense crowd.
A．put his foot down
B．fall on his foot down
C．put his foot in it
D．keep his feet请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：D
解析：keephisfeet意思是站稳不跌到；A项“坚决反对”；B项“化险为夷”；C项“说错话，作错事”。
