Fill in each blank with a proper word. 你是否用过在线词典? Have you ever used an 1 dictionary? 我通过电子邮件与高中同学保持联系。 I keep in 2 with my high school classmates through email. 信息技术改变了我们的生活。 Information 3 has changed our lives. 这双鞋在超市里的零售价是120元。 The 4 price of this pair of shoes is 120 yuan in the supermarket. 如果你到这份工作,你必须好好准备这次面试。 If you really want to get this job, you must get well 5 for the interview.