. The concert__ to _ some money for those suffering from the earthquake, which __ 2,000 lives.
31. Stronger and more lasting memories are likely to be formed ________a person is relaxed.
30. British scientists said teenagers are programmed to take risks because they enjoy the thrill of dangerous situations________ others.
29.Everyone wants to live in a beautiful, comfortable and “livable ” place, but not ________ know where it is.
28.The comedy Tooth Fairy is based on the story all western children know: If a kid leaves a tooth under their pillow, they’ll receive a visit from the tooth fairy, who takes the tooth and leaves a gift ________.
27. Nearly four hundred supermarkets in Beijing are preparing to dim their lights ________ the "Earth Hour 2010" on Saturday night.