【题目】Teaching is not just a simple piece of work: it’s an art_________ a science.
A.based againstB.based onC.based withD.depended for
在线课程【答案】B
【解析】
考查非谓语动词。句意：教学不仅仅是一份简单的工作。它是一门基于科学的艺术。A. based against(无此表达)；B. based on以……为基础；C. based with(无此表达)；D. depended for（无此表达）。根据句意可知，此处用“以……为基础”符合语境，based on作为art的后置定语，故选B项。