Are those alarm clocks in your room?（变单数句）

Are those alarm clocks in your room?（变单数句） alarm alarm alarm alarm ALARM alarm What are those?________(those)are books. Are those Cheng Hai 's model pianes 改为单数怎么改?Is that her alarm clock?改为肯定句怎么改?it ‘ his tape player 改为复数怎么改？ alarm clock 客户说要购买闹钟：we are looking for alarm clock and travel alarm clock milano,这个travel alarm clock milano怎么理解好啊, 英语翻译Do you have 2-alarm or 3-alarm tags (internal tamper alarm,EAS triggering of pedestal alarm,internal EAS exit alarm)?We are especially interested in your safers,bottle tags,and alarm tag. I am at school改否定句,一般疑问句,并回答(并对at suhool提问）还有几题,同样的句型转换,Those are red alarm clock.(alarm clock是划线部分）The gil watches TV in the eveng（The girl是划线部分） What are those?答语 those are shoe改错 what什么are those Are those books (your) Whose are those books? whose pants are those?