I ______ from the crowd an old friend of mine whom I hadn’t seen for ten years.
35. The North Pole isn’t ________ people would consider a pleasant place for creatures to live as the average winter temperature there is -40℃.
34. Nowadays, many people walk to work ________ Copenhagen Conference calling for living a low-carbon lifestyle to cope with global warming.
33. The number of children who have lost parents to AIDS ________ to rise to over 26 million in 2011.
32. Children are easily exposed to the Internet culture ________ violence increases to such a degree that parents don’t allow them to go online.
31. —How much do you know about the 3D film technology? —A little. Not until ________ the hot movie Avatar ________ some about it.