问题 辨析题

运用所学知识,填写下表(任选4题作答,各简单写出一种理由)

1          理由                                                                                                                                            

2          理由                                                                                                                                            

3          理由                                                                                                                                          

4          理由                                                                                                                                            5          理由                                                                                                                                        

6          理由                                                                                                                                        

答案

单项选择题 共用题干题
单项选择题