Write the sentences in the Past Simple or Past Continuous.

While I ______________ (to copy) the exercise, my friends ______-_______ (to describe) a picture.
I_________________ (to do) morning exercises yesterday
When we came in, the children ______________ (to clean) their desks.
We met her at the bus stop. She ________________ (to wait) for the bus.
Some of the children ________ (to ski) while other children ___________________ (to skate). Everybody _______________ (to have) a lot of fun.
Mike_________________ (to be) a student two years ago.
When we came the family __________________ (to get) everything ready for Christmas. Bob and Helen _______________ (to decorate) the Christmas tree.
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