This is an orange.（改为一般疑问句）

This is an orange.（改为一般疑问句） lt is an orange(改为一般疑问句).---- ----an orange? It is an orange（改为一般疑问句） lt is an orange shirt [改为一般疑问句] An orange is orange.(改成一般疑问句) This is an orange.怎样改成一般疑问句? This is an apartment.(改为一般疑问句) This is an English book.(改为一般疑问句） His sister an orange dress.（改为一般疑问句） The orange is sour.（改为一般疑问句） the coat is orange改为一般疑问句 I have an orange.(改为一般疑问句） _you _an orange? He has a sister.