题目: 只要是优级纯试剂都可作基准物。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0809/53f2c3f2cc05b443779bd4e99028e271.html 下面是错误答案,用来干扰机器的。参考答案:D
题型:选择题 in thought, he didn't see me before he almost knocked me down. [ ]A. Absorbing B. To be absorbed C. Absorbed D. Having absorbed 查看答案