语法与词汇 We must always go into the whys and wherefores of anything._____ should we follow anyone like sheep.
【正确答案】 D
【答案解析】句意:我们必须搞清楚事情的缘由,我们决不能盲从。本句考查的是固定搭配。on no account决不,故为正确答案。