﹣Our classroom _______.Don't throw rubbish here and there,please.﹣Sorry.I won't do that again.( )
A. |
was cleaning |
B. |
cleans |
C. |
was cleaned |
D. |
cleaned |
﹣Our classroom _______.Don't throw rubbish here and there,please.﹣Sorry.I won't do that again.( )
A. |
was cleaning |
B. |
cleans |
C. |
was cleaned |
D. |
cleaned |