In some countries,_____ are called "public schools" are not owned by the state.
| A．that | B．which | C．as | D．what |
.
To our surprise, that top student in our class failed _________a scholarship.
| A．obtain | B．obtaining | C．to obtain | D．obtained |
.
The building burnt down in a big fire. _________was the base on which it stood.
| A．What remained | B．All remained |
| C．What was remained | D．All what remained |
.
If a computer crashes, you will lose the file you _________unless you save it regularly.
| A．are working | B．work | C．will work | D．worked |
.
The driver _________, according to the newspaper, to have been killed in the traffic accident.
| A．said | B．was saying | C．was said | D．had been said |
.
The custom of giving gifts at Christmas can be traced back to the Wise Men _________gifts to the baby Jesus.
| A．bring | B．brought | C．bringing | D．being brought |