—Have you finished your homework?
—Not yet. Now I regret the whole afternoon surfing on the Internet.
| A．wasting | B．in wasting |
| C．to waste | D．to be wasting |
— Did you see it with your own eyes, Mike?
— Yes. Otherwise I _______you about it.
| A．didn’t tell | B．hadn’t told |
| C．wouldn’t tell | D．wouldn’t have told |
I didn’t know his telephone number, otherwise I him.
| A．had telephoned | B．would telephone |
| C．would have telephoned | D．telephoned |
-- How was your trip to London ?
-- Great. I was helped by an organization. Otherwise, I _____ it.
| A．wouldn’t afford |
| B．hadn’t afforded |
| C．wouldn’t have afforded |
| D．needn’t have afforded |
I didn’t know that he was a cheat, or else I ________________ him.
| A．should have believed | B．shouldn’t believe |
| C．wouldn’t have believed | D．couldn’t believe |
If he had spent more time practicing speaking English before, he _____ able to speak it much better now.
| A．will be | B．would be |
| C．has been | D．would have been |