__________ it rain, the crops_____________.
| A．Shall,would be saved | B．Should, would be saved |
| C．Would, should be safe | D．Were, might be safe |
Some researchers believe that there is no doubt a cure for AIDS will be found.
| A．which |
| B．what |
| C．that |
| D．whether |
I can’t repair these until tomorrow, I am afraid.
That is ok. There is .
| A．no problem |
| B．no wonder |
| C．no doubt |
| D．no hurry |
If law and order ______, neither the citizen nor his family is safe
| A．are not preserved |
| B．is not preserved |
| C．were preserved |
| D．have not been preserved |
At the bus stop ______ a soldier and two young people on their way to the village.
【选项】
| A．were |
| B．was |
| C．is |
| D．sits |
Nothing but several glasses ________ bought by my father the day before yesterday.
| A．was |
| B．were |
| C．have been |
| D．would be |