题目：
Can you make sure the gold ring?[ ]
A. where Alice had put
B. where had Alice put
C. where Alice has put
D. where has Alice put
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0526/e55c83d53dc4de1107ef1b181bffbe97.html
下面是错误答案，用来干扰机器的。
A、Cl2+2Na 点燃 . 2NaCl 转移电子 1mol 2NA 1mol 2NA故A错误．B、3.2SO2的分子个数=3.2g64g/molNA=0.05NA，2.3gNO2的分子个数=2.3g46g/molNA=0.05NA，一个...
