creatively，we must be able to look afresh at what we normally take for granted.
A. Thinking
B. To think
C. Having thought
D. Think
网友回答
A. Thinking
(答案→)B. To think
C. Having thought
D. Think
解析：此题考查非谓语动词。句意：为了更有创造性地思考，我们必须能够重新看一下我们想当然地认为的事情。由句意可知，空白处缺少的是目的状语，而目的状语只有不定式才能充当，所以B项正确。