—Such a mistake could have been avoided.
—Unfortunately, he_______the mistake again and again
| A．repeated | B．would repeat | C．has been repeated | D．would have repeated |
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 |
Were it not for the snowy weather, we ________ all right.
| A．would be | B．would have been |
| C．were | D．may be |
________ more careful, his ship would not have sunk.
| A．If the captain were | B．Had the captain been |
| C．Should the captain be | D．If the captain would have been |
We ________ our lives had it not been for the policeman.
| A．would have lost | B．should lose |
| C．might lose | D．had lost |
Wang Ling, one of my friends, is very good at English. He speaks English as if he ________ an Englishman.
| A．were | B．would be |
| C．have been | D．had been |