问题
                    
“Not all of the snakes were dangerous.” this means _________.
                            A:none of the snakes were dangerous
B:all of the snakes were not dangerous
C:few of the snakes were dangerous
D:no snakes were dangerous
                        
                        B:all of the snakes were not dangerous
C:few of the snakes were dangerous
D:no snakes were dangerous
正确答案是:
                        
                        
                        
                    同类题型
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