Question

 It is hard for me to imagine what I would be doing today if I_____ in love , at the age of seven , with the library in my hometown .

A．wouldn’t have fallen	B．should not fall
C．had not fallen	D．were not to fall

Answer 1

C

本题考查虚拟语气在含有if从句的复合句中的用法。主句表示与现在事实相反，用would do，从句与过去事实相反，用had done。故选C。