问题
选择题
____ idea is ____ to him. [ ]
A. She, familiar
B. Her, similar
C. She, similar
D. Her, familiar
答案
答案：B
搜题请搜索小程序“爱下问搜题”
____ idea is ____ to him. [ ]
A. She, familiar
B. Her, similar
C. She, similar
D. Her, familiar
答案：B
， 物块与木板间动摩擦因数为
， 已知木板始终处于静止状态， 那么下列说法正确的是（ ）
