新GRE逻辑阅读10套：第七套_GRE阅读

新GRE逻辑阅读10套：第七套

　　3. A person s cholesterol level will decline significantly if that person increases the number of meals eaten per day, but only if there is no significant increase in the amount of food eaten. However, most people who increase the number of meals they eat each day will eat a lot more food as well. If the statements above are true, which of the following is most strongly supported by them?

　　For most people, cholesterol level is not significantly affected by the amount of food eaten per day.

　　For most people, the amount of food eaten per meal is most strongly affected by the time of day at which the meal is eaten.

　　For most people, increasing the number of meals eaten per day will not result in a significantly lower cholesterol level.

　　For most people, the total amount of food eaten per day is unaffected by the number of mealseaten per day.

　　For most people, increasing the number of meals eaten per day will result in a significant change in the types of food eaten.

　　4. A certain type of dinnerware made in Ganandia contains lead. Lead can leach into acidic foods, and Ganandians tend to eat highly acidic foods. However, the extreme rarity of lead poisoning in Ganandia indicates that the dinnerware does not contain dangerous amounts of lead. Which of the following, if true, most seriously weakens the argument above?