According to a recent cross-cultural study, married people in general have longer life expectancies than do people who divorce and do not remarry. This fact indicates that the stress associated with divorce adversely affects health.
Which of the following, if true, points to a weakness in the argument above?
Overall life expectancies differ among countries, even among countries with similar cultures. People often show signs of stress when undergoing a divorce. Life expectancy varies with age-group, even among married people. Stress of many kinds has been shown to affect health adversely. Adults who have never married have shorter life expec- tancies than do married people of the same age.
e. 从来没有结婚的成年人比相同年龄结婚的人寿命要短 （没有结婚的成年人当然就没有与离婚相关的压力，但是寿命也短， 说明并不是离婚寿命短，而是单身生活使人的寿命短 没有这个原因，也有这个结果，作为反对）
Exposure to low-intensity gamma radiation slows the rate of growth of the spoilage microorganisms in food in much the same way that the low heat used in pasteurization ------- the spoilage action of the microorganisms in milk.
In today s world, manufacturers innovations are easily copied and thus differences between products are usually -------; advertisers, therefore, are forced to ------- these differences in order to suggest the uniqueness of their clients products.
To avoid annihilation by parasites, some caterpillars are able to ----- periods of active growth by prematurely entering a dormant state, which is characterized by the -------- of feeding.
