I think table tennis is boring.A. kind ofB. all kinds ofC. a kind ofD. kinds of

问题补充：

I think table tennis is boring.

A. kind of

B. all kinds of

C. a kind of

D. kinds of

答案：

(答案→)A. kind of

B. all kinds of

C. a kind of

D. kinds of

解析：词义辨析。kind of稍微，有点；all kinds of各种各样的；a kind of一种；kinds of 各种各样的。句意：我认为乒乓球有点令人厌烦。所以选A。