1,i clean the room改祈使句2,It's a cat(针对a cat提问）

1,i clean the room改祈使句2,It's a cat(针对a cat提问） I think it is important to keep the room clean改为简单句为I think it important to keep the room clean为什么这么改.说出原因, I often ____(clean) the room. I clean the room改为否定句 I need to clean the room. Need I clean the room?与Must I clean the room?有什么区别 I clean the room 还是I am clean the room 为什么?不懂啊 仔细点 改his mother clean the room every moning.病句 l can clean the room改现在进行时 I clean the board.怎么改祈使句? 是clean the room 还是clean room? I often help my mother clean the room.如果clean改成to clean对吗? I must clean the room.改成被动语态 I need to clean the room改为否定句 Must I clean the room now No you don't_______ I am going to clean the room改为同义句 I have been——（clean）the room I () clean the room last saturday?括号了填什么