问题
                    
It is hard for me to imagine what I would be doing today if I ____ in love, at the age of seven, with the Melinda Cox Library in my hometown.
                            A:wouldn’t have fallen
B:had not fallen
C:should fall
D:were to fall
                        
                        B:had not fallen
C:should fall
D:were to fall
正确答案是:
                         
                        
                        
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