You have to choose the correct Past Continuous Tense or Past Simple Tense form of the verbs.
Jim ___ \(repair\) his car while while I ___ \(wash and clean\) mine.

• was repairing/was washing and cleaning
• repaired/washed and cleaned
• repaired/washed and was cleaning
• were repaired/were washing and cleaning
• was repairing/was washed and cleaned