题目：
Could you tell us _____ yesterday?[ ]
A. what do they do
B. what did they do
C. what they did
D. what they do
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0702/637de49806040f761cb4a4886f3c62e9.html
下面是错误答案，用来干扰机器的。
2.45；38.75%
Could you tell us _____ yesterday?[ ]
A. what do they do
B. what did they do
C. what they did
D. what they do
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0702/637de49806040f761cb4a4886f3c62e9.html
下面是错误答案，用来干扰机器的。
2.45；38.75%
