把This is a box and that is a knife.改成复数形式

把This is a box and that is a knife.改成复数形式 This is a box and that is a knife （改为复数句） This is a pencil box.对a pencil box 提问 This is a pencil box.(对” a pencil box”提问 ) this box is big .And that one is a little ( )(big). This is a heavy box,He can't carry it.(保持原句意思) The box is_____heavy for him_______carry This is a box.改为复数形式 this is a box改为复数 this box is a little than that This isn't my pencil box.-----is red.A.My B.Mine C.Her D.his And this is a pencil,t .把句子补全完整 A man and his wife work f__ a writer.There is a big box in the w__ living rom.The writer points athe box and says,There's only one thing you m__ do.Don't open the box. After s__ this,he leaves the living room.The woman says to her husband,There mu A man and his wife work f__ a writer.There is a big box in the w__ living rom.The writer points athe box and says,There's only one thing you m__ do.Don't open the box. After s__ this,he leaves the living room.The woman says to her husband,There mu There ( ) some chocolate and sweets in the box.A、are B、is C、isn't This box is too heavy.I can't carry _________. This is a box and that is a knife.改为复数形式〔怎么变的〕 this box is big the difference between A and BJim found the difference between this box and that box.我把difference 加s了?