The model teacher has ____ ____ ____ teaching her students and she deserves ____ ____ ____.
——How do you fee1 about the new film?—— I don't like the end.
如图所示电路中,当闭合开关后,两个电压表的指针均为图乙所示,则电阻R1和R2两端的到电压分别为 ____V和 ____V.