Hello. I’m Meg. I’m 12 years old. I have a brother and a sister. My brother is 9 and my sister is only 4 years old. I like vegetables and salad. My brother likes tomatoes and my sister likes ice- cream. We love sports. Because doing sports is good for us. We all like tennis very much. Today is my mother’s birthday. Today is January 21st. There’s a big birthday cake on the table. Come to my mother’s birthday party and have some cake.

小题1:How old is Meg’s brother?

小题2:What does Meg like?

小题3:Does Meg’s sister like tennis?

小题4:Where is the birthday cake?

小题5:Translate the underlined sentence into Chinese.(请把划线句子翻译成汉语)

现行PC机的联网技术中，采用串行方法与主机通信时，其数据传输速率的单位经常采用 ( )。

A．Mb/s

B．Kb/s

C．Mb/s

D．Mb/s或Kb/s