The computer was used in teaching. As a result, not only ___, but students became more interested in the lessons.
| A．saved was teachers’ energy |
| B．was teachers’ energy was saved |
| C．teachers’ energy was saved |
| D．was saved teachers’ energy |
I was leaving the office when it suddenly to me that I had forgotten my keys.
| A．struck | B．happened | C．occurred | D．hit |
with an important decision, one that can affect his future, he doesn’t know what to do.
| A．Face | B．Facing | C．To face | D．Faced |
Spending______ Christmas in a foreign country with local people was really _____ unforgettable experience for me.
| A．\;an | B．\;\ | C．the; an | D．the; \ |
What has not yet been announced is _____ the English contest will be held. I guess it may be held in the hall.
| A．where | B．that | C．when | D．how |
David stayed inside himself, ______ to be alone, or in a corner of the cabin.
| A．to want | B．wanted | C．being wanted | D．wanting |