() on the bed?there's a doll on it

there is a doll on the bed. there are a doll on the bed.修为病句 there are a doll on the bed怎么改错句 There is a doll on the bed.（变为一般疑问句） There is a computer on There is a doll on the bed.（变为否定句）不会啊, 英语翻译There's a clock on the desk.There's a doll next to the c Is there a pillow on the bed? There's a doll next to the 英语修改病句There's a window on the wall.It's on the floor,between There’s a roll of film on the bed.复数句 There are some hats on the bed.对 on the bed 提问 He can come a — the keys?___ on the bed.A、Where is ,It's B、Where are ,They