Giới từ IN ON AT

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My lesson starts _____ five o'clock.

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My father usually buys a newspaper in the morning.

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We wear warm clothes in winter.

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Presents ____ Christmas.

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Visit grandparents _____ Sunday afternoon.

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John's birthday is ______ August 16th.

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The film finishes ______ 9:30.

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The supermarket is closed _____ Sunday.

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My mother usually goes shopping …………….. Friday morning.

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I always do my homework in the evening.

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