Mike is kind determined and full of energy. I can’t speak too highly of him.A. As a result

问题补充：

Mike is kind，determined and full of energy.，I can’t speak too highly of him.

A. As a result

B. In a word

C. By the way

D. On the contrary

答案：

A. As a result

(答案→)B. In a word

C. By the way

D. On the contrary

解析：

句意为：麦克是一位善良，有决心并充满活力的人。总之，我怎么表扬他都不过分。in a word总之，符合句意。as a result结果；by the way顺便说；on the contrary相反。