________ is known to us all is that the old worker, for _______ life was hard in the past, still works hard in his seventies.
| A．As; whom | B．What; whose | C．It; whose | D．What; whom |
Jane would never have gone to the party that Mary would come to see her.
| A．has she known |
| B．had she known |
| C．if she know |
| D．if she has known |
Without electricity, human life quite different today.
| A．is |
| B．will be |
| C．would have been |
| D．would be |
It is high time we home.
| A．will go |
| B．would go |
| C．have gone |
| D．went |
Li Ming insisted that he anything at all.
| A．hadn’t stolen |
| B．shouldn’t steal |
| C．doesn’t steal |
| D．steal |
You didn’t take his advice. his advice, you such a mistake.
| A．Had you taken; wouldn’t have made |
| B．If you had taken; would make |
| C．Were you to take; shouldn’t have made |
| D．Have you taken; won’t have made |