在空白处填入适当的句子补全对话。

A: Hi, I am Sun Hao. I'm a journalist from TV station. I want to know something about you school life.

Could you ___1___ about it?

B: Yes, I'd love to.

A: Well, ___2___

B: About two thousand students in our school.

A: And are you always busy with your lessons?

B: ___3___ We have much homework to do every day. We have to work hard.

A: What about your free time?

B: We can take part in different kinds of activities. ___4___ in our school. And these hobby groups are

open to us on Friday afternoon.

A: I think your school life is wonderful, isn’ t it?

B: I think 80.

A: It’s nice talking to you. ___5___

B: You’re welcome.

IBM微机及其兼容机的性能指标中的内部存储器容量是指( )。

A．RAM的容量

B．ROM的容量

C．硬盘的容量

D．ROM和RAM的总容量