Ответ:

1 Was he always playing tennis in the park?

He was always playing tennis in the park, was't he?

Was he always playing tennis or football?

What  was he always playing ?

2 Were we going to go somewhere?

We were going to go somewhere, weren't we?

Were we going to go somewhere or staying home?

What were we going to do?

3 Was I visiting my grandmother? / Were you visiting your grandmother?

I was visiting my grandmother, wasn't I?

Was I visiting my grandmother or grandfather?

Whom was I visiting ?

4 Was Anna playing games?

Anna was playing games, wasn't she?

Was Anna playing games or singing songs?

What was Anna doing?

5 Was Tom sleeping?

Tom was sleeping, wasn't he?

Was Tom sleeping or reading a book?

What was Tom doing?

6 Was our neighbor always telling us funny stories about his daughter?

Our neighbor was always telling us funny stories about his daughter, wasn't he?

Was our neighbor always telling us funny stories about his daughter or his son?

What was our neighbor always telling us ?

7  was it snowing this morning?

This morning it was snowing, wasn't it?

was it snowing or raining this morning

When was it snowing ?

8 Was  my wife cooking dinner yesterday at 5 pm?

Yesterday at 5 pm my wife was cooking dinner, wasn't she?

Was my wife cooking dinner or cleaning a room yesterday at 5 pm?

What was my wife doing yesterday at 5 pm?

9 Were we eating a wonderful dinner at her birthday party ?

We were eating a wonderful dinner at her birthday party, weren't we?

Were we eating a wonderful dinner at her birthday party or in the cafe ?

What were we eating  at her birthday party ?

10 Was he waiting at home all day?

He was waiting at home all day, wasn't he?

Was he waiting at home all day or all week?

What was he doing at home all day?