弹簧储能操动机构储能过程中,()被拉伸储能。
A.分闸弹簧
B.合闸弹簧
C.分闸弹簧和合闸弹簧
参考答案:B
一般不需要进行证券信用评级的证券是( )。
A.金融债券B.公司债券C.地方政府债券D.中央政府债券
—How will you deal with these papers, Ann?
—I will leave them to ________ takes over the job.
A.anyone
B.someone
C.whoever
D.no matter who