Помогите пж
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нужно поставить глаголы в правильную форму (Past Simple или Past Progressive):
1. Sam and Pete ( play ) when their parents ( come ) back.
2. While Mum ( make ) the Christmas pudding, she ( put ) a coin into it.
3. What book you ( read ) at 6 p.m. yesterday?
4. While the parade ( go ) to Trafalgar Square, I ( join )it.
5. When Sue ( eat ) Christmas pudding she ( find ) the coin.