看图，选择最佳答案。

This is ______.

A．Motorola 8008

B．Siemens A55

C．Nokia 8210

D．Panasonic 2128

Is it a small radio? ______

A．Yes, it is.

B．A radio.

C．No, it isn’t.

D．A video.

Is that a good way of exchanging（交流）by phone? ______

A．Yes, it is.

B．No, it is.

C．Yes, it isn’t.

D．No, it isn’t.