如果a-1有意义,那么a的取值范围是______. 发布时间:2017-06-06 18:36 │ 来源:www.tikuol.com 题型:填空题 问题: 如果a-1有意义,那么a的取值范围是______.
题型:填空题 — Is everyone here?— Not yet…Look, there _____ the rest of our guests! [ ]A. come B. comes C. is coming D. are coming 查看答案