Most of us still wonder ___________ it is ________ makes those honest peasant workers, without being paid at all, resign themselves to the bosses.
| A．what; that | B．/; what | C．that; what | D．/; that |
. So far nobody has claimed the money ___________________in the library.
| A．discovered | B．to be discovered | C．discovering | D．having discovered |
.(江苏卷28). The retired man donated most of his savings to the school damaged by the earthquake in Yushu,
________ the students to return to their classrooms.
| A．enabling | B．having enabled | C．to enable | D．to have enabled |
(江西卷24). The lady welled around the shops,an eye out for bargains.
| A．keep | B．kept | C．keeping | D．to keep |
.(江西卷32). There were many talented actors out there just waiting .
| A．to discover | B．to be discovered | C．discovered | D．being discovered |
（上海卷38）. Wind power is an ancient source of energy we may return in the near future.
| A．on which | B．by which | C．to which | D．from which |