The professor warned the students that on no account _____________ use mobile phones in his class.
A. |
should they |
B. |
they should |
C. |
dare they |
D. |
they dare |
推荐套卷
The professor warned the students that on no account _____________ use mobile phones in his class.
A. |
should they |
B. |
they should |
C. |
dare they |
D. |
they dare |