need to clean the library 是什么意思

I need to clean the room. need to clean the library 是什么意思 I need to clean the room改为否定句 You need to clean the classroom.(改为被动句) I need a b--- to clean the desk We need to keep the water clean.(改为一般疑问句) _______we_______to keep the water clean? how dirty the tables are ,they need ---------A to clean B clean C cleaning D cleaned He need ( ) the living room on Sunday.A .clean B .to clean C .cleaning D .cleaned Do I need ______ the classroom after schoolA.clean B.to clean C.cleaning D.cleans the only other shirt that was clean ( ) ironingA,need B,needed C,ennding D,to need you need not to clean the classroom.变成同义句（）（）for you to clean the classroom I need to clean the bird cage every day.改为一般疑问句 _____you_____to clean the bird cage everyI need to clean the bird cage every day.(改为一般疑问句)_____you_____to clean the bird cage every day? She need 20 minutes to clean the table 为什么要在minutes和clean之间加to? we need the whole day to clean the classroom,对clean the classroom提问( ) ( ) do you need the whole day （ ）（ ） I need thirty minutes to clean the room.（对thirty minutes提问）（） （）minutes（）you need to clean the room? we need to take _____ measures to make the rivers clean (protect) i need to clean the living room every day(改为否定句) We need to （clean the city park） first.对括号内部分提问