2. Where did you 'studied' (zle, tutaj STUDY) English before? - I studied English in secondary school.
3. What did you do last summer. - Last summer I 'was in' WENT TO the 'moutains' (ortog) with my parents.
4. Where are you going to go after the class? - I 'go' AM GOING TO GO 'to' (niepotr) home.
5. What are you going to do at the weekend? - At the weekend I 'visited' (nie, bo ty odpowiadasz czasem przeszlym a pytanie jest o przyszlosci) my cousin who WILL have a birthday.