Dave and Anna are my friends.(改为一般疑问句）= Are Dave and Anna yo

Dave and Anna are my friends.(改为一般疑问句）= Are Dave and Anna yo Dave and Anna are my friends.改为一般疑问句 ( )Dave and Anna ( ) fr 把Dave and Anna are my friends.改为一般疑问句 Dave and Anna are my friends .改为一般疑问句怎么改? Dave and Anna are my friends 1道英语句型转换题,Dave and Anna are my friends.(改一般疑问句）(一条线一格）______ Dava and Anna are my friends 变一般疑问句 Gina and Anna are cousins Anna and Cindy are good friends,those are______sisters. These are maps(改为否定句） Anna can spell it（改为一般疑问句） Both Mary and Kitty are my friends改为一般疑问句.是改为Are both MARY a Dave is her uncle（变为同义句） These are my father and mother（变为同义