单选题 A little learning is a dangerous thing, for you might as well not know a thing______know it only imperfectly.
【正确答案】 B
【答案解析】might as well…as“与其说……倒不如……”。如本句:“对知识一知半解万万要不得,因为与其知之甚微倒不如干脆不知。”