If my lawyer ______ here last Saturday, he ______ me from going.
| A．had been; would have prevented |
| B．had been; would prevent |
| C．were; would prevent |
| D．were; would have prevented |
-- 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 |
They must have been enjoying themselves there，or they __________ so long．
| A．wouldn’t stay | B．needn’t have stayed |
| C．wouldn’t have stayed | D．couldn’t stay |
Eye doctors recommend that a child's first eye exam ________ at the age of six months old.
| A．was | B．be |
| C．were | D．is |