Escribir 20 oraciones en past perfect usando : before, by the time, when, until y after?

After -

I saw Mary after school.

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I need food after exercises.

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Charlie went to school after his brother.

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I play video games after I finish my homework.

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They became husband and wife after they sald "I do".

Before -

Turn off the lights before you leave.

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I'm going home before your father comes.

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Before you go to school, please clean up your room.

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I learn to read before I learn how to write.

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Before I lost my purse I could buy some things.

Until : I did not believe love until I saw you

I will not help you until you apologizeWhen :

I’m sad when I’m not with my family

When I’m bored, I see a movie.