Раскройте скобки, поставьте глагол past continuous.
When the phone rang, she (write) a letter.
While we (have) a picnic, it started to rain.
Sally (work) when Joe had the car accident.
While John (sleep) last night, someone stole his car.
Last night at 6 p.m, I (eat) dinner.
I(study) while he (make) dinner.
While Ellen (read), Tim (watch) television.
They (eat) dinner, (discuss) their plans and (have) a good time.

1 was writing 2 were having 3 was working 4 was sleeping 5 was eating 6 was studying... was making 7 was reading... was watching 8 were eating, discussing, having