In, On, At

The children are playing ...... the park.

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I love sunbathing ...... the garden.

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My parents never work ...... the weekend.

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He's studying physics ...... university.

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I usually see my family ...... Sundays.

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Let's meet .... the bus stop.

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The party is .... 21st December.

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Look! That's a Picasso .... that wall!

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We hardly ever watch TV ...... the evening.

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The course starts ..... May.

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