Ответ:

1. Last night a wake up suddenly at three o'clock. i lie in bed for about four hours. I be there for a moment. I have no idea why i had woken up. Then i realised that i was on the floor. I fall out of bed and woken myself up.

2. (1) study, (2) learn, (3) travel, (4) snowboard, (5) have.

3. (1) hang out, (2) get on, (3) have arguments, (4) fall out, (5) make up