Your friend has invited you to the disco next Saturday but you can't go.

(сочинение)

Будет в форме диалога.

-Hello, Alex! I have free Saturday. We can go to the disco. I love it!

-Oh, sorry. I can't go. I'll stay with my little sister all the day.

-Why can't your parents do this?

-They go for a work all day.

-Great! So, can I go to you? I'll bye many pizza and chips!

-But what about my sister?

-We'll sit with her! What problems? I have a free day, so I want to spend it with benefit (польза) ! I would like to learn how to treat (обращаться) with little children!

-Oh, it would be nice! OK, I wait you on Saturday in my house!

-No problems! Goodbye!

-Goodbye!