Ответ:
1) My brother isn't seventeen, he is fifteen!
2) You aren't in my class, you're in 2b.
3) Elijah Wood is my favourite actor.
4) The concert isn't on Saturday, it's on Friday.
5) They are my friends. Their names are Rosa and Lucy.
6) I'm at school today.
7) I'm not a doctor, I'm a teacher.
Объяснение: