When she opened them,the criminal was beginning to get up,but the police were beside him before he was _____.A.on his feet B.on his foot C.to his feet D.for his feet
问题描述：
When she opened them,the criminal was beginning to get up,but the police were beside him before he was _____.
A.on his feet B.on his foot C.to his feet D.for his feet
答
A
固定词组 on one‘s feet 站起 站着
答
这题考的应该是介词用用法，以及foot的单复数用法。
A. 正选，be+on his feet.表示他站立的一个状态。
B. X，脚是2条，用复数。
C.D X.
答
这个是考查短语的 on his feet 表示站起来 很形象的表达,应该容易记吧