—My brother and I will go to the library tomorrow.

－______. Shall we go together? [ ]

A. So am I

B. So do I

C. So I am

D. So will I

同期重合闸在那些情况下不动作（）

A.线路发生永久性故障

B.无压重合闸拒动时，同期重合闸也不会动作

C.同期重合闸拒动