【多选题】解救苯巴比妥中毒时给予碳酸氢钠的目的是()
【简答题】程序状态字 寄存器是可以直接寻址的专用寄存器,它的符号是______________。
【单选题】Do you often play together?
B.
We are in the same school.
C.
Yeah, almost every weekend.
【单选题】Who do you often play with?
C.
I like playing tennis.
【多选题】下列四字词中,属于中•轻•中•重的是( )。