Kim Jong un who attended the New Year’s concert on Sunday thanked the performers a

问题补充：

Kim Jong un , who attended the New Year’s concert on Sunday, thanked the performers and spokeof their successful performance.

A. exactly

B. highly

C. appropriately

D. relatively

答案：

A. exactly

(答案→)B. highly

C. appropriately

D. relatively

解析：固定词组。Think highly of对…高度评价；