Tony is not as clever as Lucy but he works than her.A. hardB. harderC. hardestD. the hard

问题补充：

Tony is not as clever as Lucy, but he works than her.

A. hard

B. harder

C. hardest

D. the hardest

答案：

A. hard

(答案→)B. harder

C. hardest

D. the hardest

解析：句意：托尼不如露西聪明，但是他比她工作努力。结合语境可知本句中表示在两个人中的对比，故选B。