Question

__________beat Xiao Wang black and blue is not known.

1. A.
   Whom
2. B.
   Whoever
3. C.
   Who
4. D.
   What

Answer 1

C
首先排除D，who引導主語從句并作從句的主語,whom不能作主語,whoever則表示“無論誰”,與句意不符。