Zakreśl właściwą formę czasownika w każdym zdaniu.

1 I missed / had missed a lot of lessons last year because of my health problems.
2 I found/ had found a part time job and after a year of work I paid all my university fees.
3 I didn't make / hadn't made a Master's degree in economics before I started working.
4 You helped me with the research and I handed / had handed in my Polish assignment on time.
5 I did really well in the last test because I revised / had revised for it.
6 I was really tired and I didn't pay/ hadn't paid attention in class.