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问题：共用题干 ...
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问题：共用题干 A Doctor in the HouseBrushing your teeth twice a day should keep the dentist away. But if a group of scientific researchers have their wish,it will make the rest of your body healthy too.______(1)It is one of many gadgets（小装置）proposed by engineers an...
问题： An Essential Scientific Process ...
问题：共用题干 Free Statins with Fast Food could Neutralize Heart RiskFast food outlets could provide statin drugs free of1so that customers can reduce the heart disease dangers of fatty food,researchers at Imperial College London 2in a new study.Statins reduce the...
问题：共用题干 Batteries Built by VirusesWhat do chicken pox,the common cold,the flu,and AIDS have in common?They're all diseases caused by viruses,tiny microorganisms that can pass from person to person. It's no wonder that when most people think about viruses,fin...
问题： The doctors did notreveal the truth to him....
问题：共用题干 Energy CycleDo you find getting up in the morning so difficult that it's painful?This might be called laziness,but Dr. Kleitman has a new explanation. He has proved that everyone has a daily energy cycle.During the hours when you labor through your w...
