—How long have you been in this office?
—Just a few minutes. My cousins_______here together with me.
| A．have walked | B．had walked |
| C．walked | D．have been walking |
My demand is that the information referred to in my report _____ to Mr. Brown without delay.
| A．to be e-mailed | B．e-mailed | C．be e-mailed | D．being e-mailed |
—Did you meet with the famous space hero , Yang Liwei ?
—______ I had come here earlier !
| A．If only | B．If not | C．But for | D．For fear |
—What caused the accident?
—It was my fault, sir. I _____ to the left.
| A．ought not to have turned | B．needn’t have turned |
| C．shouldn’t turn | D．couldn’t turn |
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 |
—What’s the matter with you ?
—Oh, I’m not feeling well in the stomach . I ______so much fried fish just now .
| A．shouldn’t eat | B．mustn’t have eaten |
| C．shouldn’t have eaten | D．mustn’t eat |