Purple and blue are my favourite colours.改为一般疑问句

Purple and blue are my favourite colours.改为一般疑问句 Potatoes are my favourite改为一般疑问句 blue is my favourite colour 改为一般疑问句 My favourite color is green and blue.My favourite colours ar The sofa in my room is purple.(改为一般疑问句) These pens are blue 改为一般疑问句 把Dave and Anna are my friends.改为一般疑问句 My father and morther are teachers.改为一般疑问句 my parents are jim and kate.（改为一般疑问句） Eggs are my favourite food.(改为一般疑问句并回答） My mother's favourite clothes are T-shirts.改为一般疑问句 These are()(we)books.(改为一般疑问句）（）（）jacket blue and white