Please help me to correct the grammatical errors of these wh-questions if there is any, Thanks.<br/><br/>John gives Marry flower<br/>GIVER give RECEIVER OBJECT<br/><br/>asking GIVER<br/>who gives Marry flower ?<br/><br/>asking RECEIVER<br/>who does John give flower ?<br/><br/>asking OBJECT<br/>what does John give Marry ?