More than 100 students have entered for the petition and gains the most points will be the winner.
A. anyone
B. the one
C. that
D. whoever
网友回答
A. anyone
B. the one
C. that
(答案→)D. whoever
解析：考查主语从句。主句 gains the most points缺少主语，四个选项中只有whoever能引导主从并作主语。