№6. 4. was
8. has worked
9. stopped
10. got
11. has done
12. was looking
13. has just bought
14. hasn't learnt
№4. 2. Because she has just broken up with her boyfriend.
3. Because I has just eaten a watermelon.
4. He's scared about his house, because the thiefs have just broken into the house.
5. Because she has just ordered a new clothes online.
6. Because I have just received an invitation on the tomorrow's party.
№6. 4. was
8. has worked
9. stopped
10. got
11. has done
12. was looking
13. has just bought
14. hasn't learnt
№4. 2. Because she has just broken up with her boyfriend.
3. Because I has just eaten a watermelon.
4. He's scared about his house, because the thiefs have just broken into the house.
5. Because she has just ordered a new clothes online.
6. Because I have just received an invitation on the tomorrow's party.