this is his key 改为一般疑问句

this is his key 改为一般疑问句 This is his key改一般问句 This is a key改为一般疑问句? This is my key.改为一般疑问句! This is his dictionary(改为一般疑问句) This watch is his?(改为一般疑问句) This is his ruler(改为复数句) That is my key(改为复数句) These are his brother is that his key (改为复数形式) 将this is his pencil改为一般疑问句 This is his pencil case改为一般否定句 This is my eraser 改为否定句 This is his pencil case改为一般否定句 This is my eraser 改为否定句 this is his green pen 改为一般疑问句 those are her keys 改为一般疑问句 That is his jacket.(改为一般疑问句）Is this his jacket?和Is this jacket his? This is my brother.改为一般疑问句 that is his photo.改为复数形式 This is my blue pen.(改为一般疑问句）()this () blue pen?This is a white key.(对划线部分提问)()()this? That is his key...否定句That is his key...否定句：还有一般疑问句：回答： This is her friend改为复数句 Thats his brother改为一般疑问句 Tom is my friend.改为一般疑问句 This a key in English.(对划线部分提问）That is my uncle.改为否定句