肘关节被动活动范围0°～90°且肌力3级应记录为（）

A.3/0°～90°级

B.0°～90°/3级

C.0°～90°/3^-级

D.3⁺级/0°～90°

E.0°～90°/3⁺级

Would you wake me up at six tomorrow morning, mum? It’s my _________to clean the classroom tomorrow. So I’ll go to school earlier.

A．job

B．time

C．turn

D．chance