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I was lying in my bed thinking about you.

I was lying in my bed think about you.

which is correct ? and why ?

Thank you
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The first. Only one finite verb per clause.
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Depends whether or not they were on or in the bed.

We say 'in' bed when we are under the covers. We say 'on' the bed when we are on top of the covers.
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Comments  
[quote="BW2/3"]

Isn't 'on' my bed sounds better ?
 nona the brit's reply was promoted to an answer.
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