Express a doubt (сомнение) using the example below

1. Mike was doing his algebra homework at that time. -  Was he? He was watching a new film at the local cinema.

2. Mary was having her dance lesson at that time. - Was she? She was walking with Nick to the park.

3. The Stephensons were driving to the campsite. -  Were they? They were flying to India.

4. The guests were visiting the National Gallery at that time. -  Were they? They were shopping in Oxford Street.

5. The football players were training at that time. - Where they? They were dancing at the disco club.

6. George was practising this English at that time. - Was he? He was playing computer games.

7. My parents were watching a new film at that time. - Were they? They were tidying the garden.