33.(18分)

 

(1)(3分)

 

(2)                    。(2分)

(3)                 ,(2分)                                          

                                            。(2分)

(4)                                                                           

                                                                       (3分)

(5)                                                                          

                                                                       (3分)

(6)                                                                           

                                                                              

                                                                       (3分)

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