This is a desk.(一般疑问句）

This is a desk.(改为一般疑问句) This is a desk.(一般疑问句） This is a desk 复数 This shirt is red.一般疑问 This is a desk.(就a desk 提问） This is a teacher's desk(改为一般疑问句,并作否定回答.）求教 This desk is a wooden desk.(改为同义句）This desk-------- --------- ---------wood. this is desk（一般问句,肯定回答） This is s（） a.teachers'desk b.teacher desk c.tThis is s（） a.teachers'desk b.teacher desk c.teacher's desk it this a doctor?is this a nurse?选择疑问 There is a desk and some chairs.的一般疑问句 There is a computer on my desk.一般疑问句 There is a computer on the desk改成一般疑问句 there is a TV on the desk.变一般疑问句 This is a red desk.对 a red desk怎样提问? is this a teacher,s desk?怎么作否定回答? Is this a teacher's desk?是神马意思? green,is,this,desk,a,连词成句