Good morning! I am an English boy. My name is Frank Smith. My telephone number is 451-3175.My pen is blue, and my ruler is white. The girl is Grace Brown. Grace is a nice girl. Her telephone number is 535-9861. Her pen is black, and her ruler is red. Grace and I both（都）like numbers. Numbers are interesting.

小题1: Frank’s phone number is     .

A．451-3175

B．535-9861

C．415-3175

D．553-9861小题2: The girl’s last name is      .

A．Frank

B．Smith

C．Grace

D．Brown小题3: What color is Grace’s pen?

A．Blue.

B．Black.

C．White.

D．Red.小题4:         is white.

A．Frank’s pen

B．Frank’s ruler

C．Grace’s pen

D．Grace’s ruler小题5: What’s the meaning（……的意思）of “interesting”?

A．兴奋的

B．悲伤的

C．有趣的

D．枯燥的

下字节是用来检测信号帧头的是（）。

A、A1

B、B1

C、C1

D、K1

E、A2