Change these following sentences into negative àd interrogative form (past continuous)
1. He was planting trees in the garden at 4pm yesterday.
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2. They were working when she came yesterday.
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3. She was painting a picture while her mother was making a cake.
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4. He was typing a letter when his boss went into the room.
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giup minh voi
1) lan cooked dinner for her family yesterday.(change into negative form )
______________Lan didn't cook dinner for her family yesterday ____________________________________________
2) we were at our uncle's house last sunday ( change into question form)
___________________Were you at your uncle's house last Sunday?_______________________________________