— Would you please tell me the way to the Pacific Hotel ?
— Go__________ the post office , and you will find it on the left
A:pass
B:past
C:to pass
D:passed
磁体旁小磁针静止时所指的方向如图丙所示,画出通过小磁针中心的一条磁感线,并标出磁体的N、S极.