Some keys are on the desk.(改为同义句）

Some keys are on the desk.(改为同义句） The keys are on the desk(改为否定句) The keys( )( ) on the desk. 改句子,英语高手来.Some keys are on the desk.（改为统一句）My balls are (und The keys are on the desk（改为一般疑问句） There are some books on the teacher's desk改为同义句 there are some books on the desk改为单数句 There are some books on the desk.改为否定句 There are some book on the desk改为否定句 There are some magazines on the desk.(改为否定句) A set of keys are on the table.(改为同义句） I think my keys are on the desk.改为否定句 I __ __ my There are some books on the desk.（改为否定句） There are _______bo