Past Simple vs Past Countinuous

He________ his homework at 2 o'clock yesterday.

When I _____ home yesterday my mother ______ dinner.

At that time yesterday he _______ the grass in the yard.

Lin _______ through some magazine when somebody ______ the doorbell.

Lis ______ the furniture when she _____ the vase.

Tim _____ the temperature while the doctor ____ some prescription.

The boys ____ when I ______ up to them.

Kate and Pam ______ tea in the sitting room when they ______ the news on the radio.

He ____ to music during the lecture.

They _____ the birds in the park fron 5 to 6.

Tom _______ TV while Pam_______ her homework.