Going out, I really want to call my brother, but I don't know what to say.

Then ask him if he misses you, and then ask him what he's been up to recently. . If you have a girlfriend, ask your sister-in-law how she's doing. If not, just ask, ask your sister-in-law, gossip. What have you been playing recently? What books have you read? What movies have you seen? What TV? Then tell me how you are recently. If you go to school, talk about school. Then my boyfriend or something, and then recently asked about your brother and told me about myself. If your brother is at home, you can also ask your parents casually. ...

So many topics LZ combines itself.