为实现二级制动,盘式制动器将闸分成A.B两组,()投入制动。
A.A组先
B.B组先
C.A.B两组同时
D.A.B两组不同时
参考答案:A
办理委托收款和托收承付每笔收取手续费()。
A.0.5元
B.0.6元
C.0.8元
D.1元
---I think you are outgoing .
---Yes, but I think Jenny is ___ outgoing than me.
A.a little
B.much
C.much more
D.very