It’s useless trying to her that she doesn’t need to lose any weight.A. believeB. convince

问题补充：

It’s useless trying to her that she doesn’t need to lose any weight.

A. believe

B. convince

C. warn

D. ensure

答案：

A. believe

(答案→)B. convince

C. warn

D. ensure

解析：convince使确信,使信服； ensure 保证,担保；believe 相信,不能接双宾语。