Pomoże ktoś z angielskim? z zadaniem 6 :)

Odpowiedź:
1. His new phone cost a lot of money
2. I did my homework last friday
3. Did you write a long letter yesterday?
4. We didn't go on the trip last weekend
5. Marry knew Robert last year
6. I wasn't in the sneeze last night/I wasn't at the cinema last night
7. Did you understand the teacher yesterday?