YOU SAID:

My sister is asleep and I want to also but I can’t

INTO JAPANESE

私の妹は眠っているともしたいができません。

BACK INTO ENGLISH

You want to and my sister is asleep.

INTO JAPANESE

たいし、妹が眠っています。

BACK INTO ENGLISH

And my sister sleeping.

INTO JAPANESE

寝ている姉。

BACK INTO ENGLISH

My sister sleeping.

INTO JAPANESE

私の妹は眠っています。

BACK INTO ENGLISH

My sister is sleeping.

INTO JAPANESE

私の妹は寝ています。

BACK INTO ENGLISH

My sister is sleeping.