【单选题】When does a pilot say “ Make all lines fast”? ________
A.
The ship is about to be in position
B.
The ship is very close to the berth
D.
The ship is in position
【单选题】某企业近五年的销售额分别为20万元、22万元、26万元、30万元、32万元,利用
【单选题】打开图片时,其中对象特性工具栏和实体工具栏分别出于什么状态()
【单选题】已知离子通道偶联的受体是通道蛋白的一种特殊类型,下列哪项说法错误:
B.
这类受体不仅对配体,而且激活的通道对运输的离子具有特异的选择性
【单选题】When does a pilot say make all lines fast ? He says it when().
A.
the ship is very close to the pier
B.
the ship is about to be in position
C.
the ship is in position
D.
the ship is getting alongside the pier
【单选题】4 When does the bank close on Sa turday?