Simple Past or Past Progressive

Put the verbs into the correct tense (Simple Past or Past Progressive).

1. While Tom (read) , Amely (watch) a documentary on TV.
2. Marvin (come) home, (switch) on the computer and (check) his emails.
3. The thief (sneak) into the house, (steal) the jewels and (leave) without a trace.
4. Nobody (listen) while the teacher (explain) the tenses.
5. While we (do) a sight-seeing tour, our friends (lie) on the beach.
6. He (wake) up and (look) at his watch.