the classroom is not clean.变成疑问句和肯定与否定回答怎么变?

there is not ( ) chalk in the classroom.please gthere is not ( ) chalk in the classroom.please get ( ) for me A:B:No,it is not in the classroom 要用上in,your,classroom.急用! maybe. he. is. in. the. classroom.l.maybe. he. is. in. the. classroom.l. am. not. sure.同义句转换 the backboard is()()()()the classroom Where is Lucy I am not sure.she( ) in the classroom.Amaybe Bmay be Cprobably Dmight I do not think there is ————（某人）in the classroom The classroom is not very big . It cannot hold many students. 合并一句 is mr wang in the classroom?--()AmaybeBmay beC may be notDmay not The reason our school are failing is not because classroom sizes are too big. Bill is not here. He ---(chat)with his friends in the classroom. S___ is in the classroom ,but we do not know him. the classroom is not clean.变成疑问句和肯定与否定回答怎么变? let is clean the classroom? is in the classroom翻译 Kate always goes to school,and stays with the students in the classroom,baut she is not a student.Why? sorry,she is not in the office.she_____(give)her lesson in the classroom适当形式填空 one the students is in the classroom the library is (next to the classroom)