Past continuous and past simple

Yesterday I ____ (cook) dinner with my husband.

Last Friday at 8.00 in the morning, she ____ (work) in the office.

A: What were you doing last night when I called you?

B: I ____ (study) for my exams.

I was ____ (walk) in the park when it ____ (start) to rain.

• walking/started

• walked/started

While I ____ (watch) TV the phone ____ (ring).

• watched/was ringing

• was watching/rang

A: When did you realize you lost your keys?

B: I ____ (realize) it while I ____ (walk) to the bus stop.

• realizing/walked

• realized/was walking

The children were playing in the park while their parents ____ (have) a picnic.

He was playing video games when his mother ____ (call) him.

I ____ (listen) to music when the electricity went off.

• listened

• was listening

Yesterday at 5 p.m. he ____ (run) in the park.