Preposition of time

My mother is a teacher, she works ...... the morning

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We will start the meeting ... 1 o'clock.

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My grandfather was born ... 1940's

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I have Civic Education and Mathematics ... Monday.

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We used layered jacket .... winter

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I go to school .... 07.00 o'clock

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Bye bye, see you ... December!

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My brithday is .... the May 19th.

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The concert starts ... 7:30 PM.

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The movie will be released ... Christmas Day.

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