tolong di bikin negatifnya

Kalimat pertama =
(+) This is my new classroom
(-) This is not my new classroom
(?) Is this my new classroom?

Kalimat kedua =
(+) It is a nice classroom
(-) It is not a nice classroom
(?) Is it a nice classroom?

Keterangan =
(+) = Positive
(-) = Negative
(?) = Interrogative

^^Mohon maaf jika ada kesalahan^^
^^Terima kasih^^