Put the verb in brackets in the correct form.

The tourist lost his camera while he (walk)

around the city.

Choose the best answer.

When our brother _____ us a frightening story, suddenly there  _____ a big knock on the door.

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What _____ at that time yesterday?

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I saw the accident when I _______ for the taxi.

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While people were talking to each other, he_____ his book.

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While we   _______ basketball in the park, Mary fell over.

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My mother _____ a fairy tale story for me at 9 p.m last night.

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When the cock ______ food in the garden, he saw a big jewelry box.