The small ball is David's best friend.改为疑问句.

The small ball is David's best friend.改为疑问句. Nancy is Millie's best friend.改为一般疑问句 this is sandy s ball改为疑问句和否定句 David‘s birthday is in may 改为一般疑问句 the ball is under the desk改为一般疑问句 we have small eyes、改为一般疑问句. Jim is my good friend.改为一般疑问句 Our soccer ball is on the chair(改为一般疑问句) My pet dog plays the small ball very much改为一般疑问句 There/s some milk in the small.改为一般疑问句 He is David.(改为一般疑问句) david was in the classroom改为疑问句 The best mirror is a friend's eye(英语谚语)