I lay in bed, began to share the money.

我趴在床上，开始分摊钱。

youdao

It was a quiet night. I lay in bed sleepless, watching the moonlight.

这是一个宁静的夜晚，我躺在床上看着月光。

youdao

But one night, after a dance at my new junior high, I lay in bed sobbing.

但是，一天晚上，我刚入学的初中学校举行的舞会结束后，我躺在床上哭泣。

youdao

So you would say in the past tense "I lay on the bed because I was tired."

VOA: special.2010.02.11

In bed I lay awake, thinking of my irritation, thinking of the silence, which had been, I now thought, not like some big swelling rubbery thing but like a piece of sharp metal caught in my throat.

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For instance, at times the pain was so bad that all I wanted to do was lay in bed, but Dr Thomas has encouraged me to go out for a walk, or to sit in the garden.

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We haven't washed his sheets because I can go in there and lay on his bed and still smell my boy.

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