in the ocean, it bees powerless once it is on the beach.
A. However a whale is powerful
B. However powerful a whale is
C. Whatever a powerful whale is
D. Whatever powerful a whale is
网友回答
A. However a whale is powerful
(答案→)B. However powerful a whale is
C. Whatever a powerful whale is
D. Whatever powerful a whale is
解析：考查让步状语从句。However修饰形容词或副词，Whatever修饰名词，排除A,D；且根据句意，应是不管鲸鱼在海里怎样强大，一旦到了海滩上它就变得没有力量了。However无论怎样，Whatever无论什么。所以选B。