Formal:
* শুয়ে আছেন (shuye achen) - This is the formal way to say "are sleeping" and is used for someone older or of higher status.
Informal:
* শুয়ে আছো (shuye acho) - This is the informal way to say "are sleeping" and is used for someone younger or of equal status.
* ঘুমোচ্ছো (ghumoccho) - This is a more colloquial way to say "are sleeping" and is also informal.
Example:
* তুমি কি শুয়ে আছো? (Tumi ki shuye acho?) - Are you sleeping? (Informal)
* আপনি কি শুয়ে আছেন? (Aapni ki shuye achen?) - Are you sleeping? (Formal)
* সে ঘুমোচ্ছে। (Se ghumocche.) - He/She is sleeping. (Informal)
Note: In Bengali, the verb "to sleep" (ঘুমাতে) is often used in the present continuous tense to indicate that someone is currently sleeping.