YOU SAID:

I was tossing and turning last night

INTO JAPANESE

昨夜は寝返りを打っていました

BACK INTO ENGLISH

I was tossing and turning last night.

INTO JAPANESE

昨晩は寝返りを打っていました。

BACK INTO ENGLISH

I was tossing and turning in my sleep last night.

INTO JAPANESE

昨晩は寝返りを打ちながら眠っていました。

BACK INTO ENGLISH

Last night I was tossing and turning in my sleep.

INTO JAPANESE

昨夜は寝返りを打ちながら眠っていました。

BACK INTO ENGLISH

Last night I was tossing and turning in my sleep.