A: Do you have any accounts on Facebook or Twitter, Ninh?

B: Yes. I have accounts on Facebook.

A: Oh, really?

B: Well.

A: What do you think is the advantages of using facebook?

B: I think it help me keep in touch with friends and family any time, make friends with people miles way.

A: Oh, I see. However, it also has disadvantage. What do you think about it?

B: I know. It makes me do homework less and spending less time with friends and family. And it wastes my time.

A: How many hours a day did you spend on the Net?

B: Err... Most of my day !

A: What did you do then?

B: I updated my profiles, shared my photos and videos with my friends, and so on .

A: Well, it really took a lot of time for these things!