The new group of students is better-behaved than the other group who stayed here .
A. early
B. earlier
C. earliest
D. the earliest
网友回答
A. early
(答案→)B. earlier
C. earliest
D. the earliest
解析：earlier作副词,意为“早地,初期的”,who stayed here earlier是定语从句,作other group的定语,表示“原来在这儿的那一组”。early意为“早,先,初，幼小时候”。其最高级表示“最早地”。