第23题:[单选题]Routine inspections are conducted at the Haldren Paper Factory to ensure that all equipment is functioning ____. A.properly B.rightfully C.literally D.officially 参考答案:A A选项意为“适当地、正确地”,B选项意为“正直地、正当地”,C选项意为“照字面地、逐字地”,D选项意为“正式地、官方地”,题目意为“在Haldren造纸厂进行常规检查,以确保所有设备都能____运行。”因此选A,正常运行。