If you keep learning English for half an hour each day,your English will be gradually improved.( )
A. |
at least |
B. |
at present |
C. |
at once |
D. |
at first |
If you keep learning English for half an hour each day,your English will be gradually improved.( )
A. |
at least |
B. |
at present |
C. |
at once |
D. |
at first |