问题
选择题
So far, how many digital cameras _____ in your shop?[ ]
A. are sold
B. will sell
C. sold
D. have been sold
答案
答案：D
搜题请搜索小程序“爱下问搜题”
So far, how many digital cameras _____ in your shop?[ ]
A. are sold
B. will sell
C. sold
D. have been sold
答案：D