______on his past mistakes, Ted realized that he had stayed around the wrong people.
| A．To reflect | B．Reflecting |
| C．reflected | D．being reflected |
It is _____ we do ---- you and I ____ changes the world.
| A．that; that | B．that; what | C．what; that | D．what; what |
The news has spread all over the country _____ Premier Wen Jiabao will attend the Copenhagen summit next week.
| A．that | B．which | C．whether | D．what |
Entering the reading room, ______.
| A．Mike and Tom were found seated quietly, doing their homework |
| B．Mike and Tom were found seating quietly, doing their homework |
| C．he found Mike and Tom seating quietly, doing their homework |
| D．he found Mike and Tom seated quietly, doing their homework |
If we learn to appreciate _____ is new and different, we will be well-prepared for ____ the future may have in store.
| A．that; whatever | B．what; whatever | C．that; whichever | D．which ; that |
The companies are working together to create _____ they hope will be the best means of transport in the twenty-first century.
| A．which | B．that | C．what | D．who |