题干
The director of the Bronx zoo has offered a reward ors 1000 to _________ can capture the lion alive or dead which escaped from the zoo.
A：anyone
B：who
C：whoever
D：whom
答案(点此获取答案解析）
C
则a，b，c的大小关系是( )．
的开口向下，则
”的逆命题、否命题、逆否命题中结论成立的是（ ）