A.只接R1
B.只接R2
C.R1和R2串联
D.R1和R2并联
答案:D
Questions 1-4
According to the talk, where is music most likely to become the center of our focus?()
A.In the elevator.
B.In the car.
C.In the bathroom.
D.In the church.
柜面业务不包括()。
A、调运
B、保管
C、假币鉴定
D、兑换