Ben's sister has a secarf.一般疑问句

Ben has a super robot.(一般疑问句) He has a sister.(改为一般疑问句) --------he-------a sister? Ben has a bad cold.一般疑问句怎么改? 1.Ben has got a pair of trousers改为一般疑问句.---Ben---apir of tro He has a brother and a sister.改为一般疑问句 he has a brother and a sister改一般疑问句 My sister has a computer.改成一般疑问句 my sister has a computer.改为一般疑问句 Alan has a sister （改为一般疑问句） my sister has a toy mouse.（一般疑问句） Lily has got a sister.改为一般疑问句 My sister has a round face.改为一般疑问句