问题
选择题
If you want to read it, please click _______ the sign, a box will appear on the screen. [ ]
A. on
B. at
C. in
D. with
答案
答案:A
If you want to read it, please click _______ the sign, a box will appear on the screen. [ ]
A. on
B. at
C. in
D. with
答案:A