第19题: [单项选择]—He eventually realized his own fault and wanted to reform.
—______.
A. It’s no use pumping a dry well B. Never too late to mend C. Better safe than sorry D. It never rains but it pours 参考答案:B 答案解析:句意:他最后意识到了自己的错误,想要改正。A:枯井抽水,徒劳无功;B:亡羊补牢,为时未晚;C://事后追悔不如事前稳妥;D://祸不单行。根据题意可知选B。