—Would you mind my using your bicycle for a while?— _________, but do return before 11.
It is _____ we do ---- you and I ____ changes the world.
The news has spread all over the country _____ Premier Wen Jiabao will attend the Copenhagen summit next week.
Entering the reading room, ______.
If we learn to appreciate _____ is new and different, we will be well-prepared for ____ the future may have in store.
The companies are working together to create _____ they hope will be the best means of transport in the twenty-first century.