在投产了新核心系统BANCS行的各分行之间，可以实现异地关联账户。（）

用适当的话语补全下面对话

A: Are you busy this afternoon,Bill?

B: (1)____________________.

A: Let's go to the zoo then.

B: Good idea. (2)_____________________?

A: Dolphins are my favorite. They are very clever. They often help us in the water.

B: (3)____________________?

A: I like pandas.

B: Me too. They are really very cute. But do you know where they are from?

A: (4)____________________. I think.

B: Yes, (5)____________________. Oh , it's time for class. Let's go into the classroom.

A: OK. Let's.

(1)_____________________

(2)_____________________

(3)_____________________

(4)_____________________

(5)_____________________

物体做曲线运动时，其加速度（　　）

A．一定不等于零

B．一定不变

C．一定改变

D．可能不变

电阻等于零的物质称为导体。

以下合法的Visual Basic标识符是

A．ForLoop

B．Const

C．9abc

D．a#x

Java的体系结构中，最下层是移植接口，上面一层是虚拟机，虚拟机的上层是 【14】 和基本API，它们都具有可扩展性。