.According to the last two paragraphs，Spindler believes that
A)calorie restriction is very important to young people．
B)seeing the effect of a diet，people will eat less than normal．
C)dieting is not a good method to give us health and a long life．
D)drugs do not have the effects of calorie restriction．
5． C。分析：利用題干中出現(xiàn)的特征詞Spindler作為答案線索，并參考題干中出現(xiàn)的核心結構，這樣找到答案相關句：
But Spindler isn’t sure the trade-off is worth it． “The mice get less disease，they live longer．but they’re hungry,”he says．“Even seeing what a diet does，it’s still hard to go to a restaurant and say：‘I can only eat half of that’．’’（否定B）
Spindler hopes we soon won’t need to diet at a11（與C一致）．His company，Life Span Genetics in California，is looking for drugs that have the effects of calorie restriction（否定D）。
Passage 2
Cousteau Remembered
Jacques-Ives Cousteau died in Paris on 26 June，1997 at the age of 87．His influence is great．Scientists respected his creative engineering；engineers praised his science．Cousteau，who claimed to be neither scientist nor engineer，contributed significantly to both disciplines—and to many more．
Throughout his adventure—filled life，Cousteau challenged definitions．Yes，he was a captain in the French Navy，and early on，a filmmaker and natural storyteller．Later，he became a famous ocean explorer，designer of underwater equipment，expedition leader，author，speaker, businessman，environmentalist，teacher and leader of an influential organization (the Cousteau Society)．
A11 who care about the sea—and even those who don’t think much about the ocean one way or another一owe Cousteau a tremendous debt，The knowledge gained as a consequence of his direct contributions, and the strong others，have transformed the way the world thinks about the sea．His stories of encounters with sharks and other fish inspired many to go see themselves．Cousteau pioneered ventures in underwater living in the 1960’s：sub—sea labs where scientists submerged for days or weeks．．．——the underwater labs similar to Skylab or the space station．His films and television programmes won two Academy Rewards，three Emnies，and the hearts and minds of viewers worldwide for decades．
A)calorie restriction is very important to young people．
B)seeing the effect of a diet，people will eat less than normal．
C)dieting is not a good method to give us health and a long life．
D)drugs do not have the effects of calorie restriction．
5． C。分析：利用題干中出現(xiàn)的特征詞Spindler作為答案線索，并參考題干中出現(xiàn)的核心結構，這樣找到答案相關句：
But Spindler isn’t sure the trade-off is worth it． “The mice get less disease，they live longer．but they’re hungry,”he says．“Even seeing what a diet does，it’s still hard to go to a restaurant and say：‘I can only eat half of that’．’’（否定B）
Spindler hopes we soon won’t need to diet at a11（與C一致）．His company，Life Span Genetics in California，is looking for drugs that have the effects of calorie restriction（否定D）。
Passage 2
Cousteau Remembered
Jacques-Ives Cousteau died in Paris on 26 June，1997 at the age of 87．His influence is great．Scientists respected his creative engineering；engineers praised his science．Cousteau，who claimed to be neither scientist nor engineer，contributed significantly to both disciplines—and to many more．
Throughout his adventure—filled life，Cousteau challenged definitions．Yes，he was a captain in the French Navy，and early on，a filmmaker and natural storyteller．Later，he became a famous ocean explorer，designer of underwater equipment，expedition leader，author，speaker, businessman，environmentalist，teacher and leader of an influential organization (the Cousteau Society)．
A11 who care about the sea—and even those who don’t think much about the ocean one way or another一owe Cousteau a tremendous debt，The knowledge gained as a consequence of his direct contributions, and the strong others，have transformed the way the world thinks about the sea．His stories of encounters with sharks and other fish inspired many to go see themselves．Cousteau pioneered ventures in underwater living in the 1960’s：sub—sea labs where scientists submerged for days or weeks．．．——the underwater labs similar to Skylab or the space station．His films and television programmes won two Academy Rewards，three Emnies，and the hearts and minds of viewers worldwide for decades．