题目内容：

His bike is in the room.(提问)怎么改

优质解答

若改为特殊疑问句,就地点in the room提问为：Where is his bike?
若改为一般疑问句,应把系动 is 提到主语前面,为：Is his bike in the room?
如果还不懂,可以问我哟~

追问：

Are these red erasers yours 改为同义句

追答：

可以改为：Are these your red erasers ?