can you ( )(help )me clean the classroom

can you ( )(help )me clean the classroom 选择：Can you help me _____ clean the classroom? Can you help me clean the classroom?(改为祈使句） can l ask you to help me（ ）（clean）the classroom? Could you help me clean the classroom?I can't do it m______ could you help me clean the classroom? i can't do it m__这里填什 Clean the room can you help me can you help me to () the classroom? It's( )(help)of you to help me clean the classroom. can you help me clean ( )the waste thing Can you help me to ____ the classroom? 为什么“It's helpful of you to help me clean the classroom”为什么要用