In the last few months, the teachers have given lessons____the Internet as webcasts(主播).( )
A. |
for |
B. |
at |
C. |
in |
D. |
on |
In the last few months, the teachers have given lessons____the Internet as webcasts(主播).( )
A. |
for |
B. |
at |
C. |
in |
D. |
on |
试题篮
()