Past simple and continuous

I (go)______________yesterday to the mall.

I (talk)_______________on the phone when my father (enter)_________the room.

Layla (study)___________________while her friends (play)____________.

what is the past tense of "meet"??

the verb "go" in the past tense is"

The verb "Talk" in the past tense is:

put the following sentence in the negative form: "i was playing football"