1. Greg and Tim are studying in different colleges at the moment.
2. They`re a bit unhappy because they miss each other.
3. They get angry when they`re together, because they both want to talk at the same time.
4. They both are competitive and stubborn.
5. When they were young, they attracted attention because of identical clothes they were wearing.
6. When Greg had appendicitis, Tom felt similar stomach pains.
positive/neutral:
to get together
to be together
to get on
to get on with someone
negative:
to argue
to break up
to drive someone mad
to get on someone`s nerves