Make a dialogue about checking other’s understanding including some expressions of checking understanding and the positive/negative responses!

Mrs. Vanya : Students, since our school building will used to hold the regional English Speech Contest next two days, all of the school community must keep their environment cleanliness. Do you know what I mean?

Raina : Sorry mam, I don't catch what you mean. Would you explain mam?

Mrs. Vanya : Of course, I mean that all of us should keep our school neat and clean, even we will have mutual work to clean our school area tomorrow. Now is it clear girl?

Raina : Sure mam, thanks a lot!

maaf kalau salah, hope it helpful