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I was reading at 7 p.m. yesterday.

We were singing a song from 6 till 7p.m. yesterday.

He was playing tennis the whole day yesterday.

She was watching TV for 4 hours yesterday.

They were learing new words since 5 p.m. yesterday.

Was I reading at 7 o'clock yesterday?

Were we  singing a song from 6 till 7 yesterday?

Was he playing tennis at that time yesterday?

Was she watching TV the whole evening yesterday?

Were they learing new words at 5 p.m. yesterday?

I wasn't reading at 7 o'clock yeaterday.

We weren't singing a song from 6 till 7 yesterday.

He was playing tennis at that time yesterday.

She wasn'y watching TV from 4 till 6 p.m. yesterday.

They weren't learing new words the whole evening yesterday.

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