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The keeper of the spring cleared away the leaves and branches, and wiped away the silt(淤 泥) that would _______ have choked and polluted the fresh flow of water.
A.thusB.otherwise
C.thereforeD.later
答案:B
试题分析:考查副词词义辨析。Thus结果是;otherwise否则,要不然;therefore因此;later后来;句意:泉水的看护者把树叶和树枝都清除掉还把淤泥也清理了,要不然这些东西会堵塞或者污染水源。根据句意可知B正确。
考点:考查副词词义辨析