第18题: [单项选择]__________ safety, you must keep all medicines away from children. A. For the sake of B. In the event of C. On account of D. With reference to 参考答案:A 答案解析:为了安全,要把所有的药都放在孩子们拿不到的地方。短语for the sake of意为“为了……起见,看在……的分上”;in the event of“万一,若”;on account of“因为,由