把下列反問句改成陳述句。 
(1)王老師帶病工作，我怎能不感動呢？ 
                                                                                                            
(2)我們遇到困難怎么能退縮呢？
                                                                                                             
(3)水澆多了，花能不死嗎？ 
                                                                                                            
(4)這不是偉大的奇觀嗎？
                                                                                                            
(5)說出的話難道可以不算數(shù)？ 
                                                                                                            
(6)要想取得好成績，不刻苦學(xué)習(xí)怎么行？
                                                                                                             
(7)這個故事怎能不使我感動得流淚呢？ 
                                                                                                            
(8)沒有那兩只手，這里還不是一片荒坡嗎？