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逻辑链:
Premise: A species of tropical rainforest frogs typically lay their eggs in temporary pools. However, due to deforestation, these frogs now have to lay their eggs in man-made permanent grassland pools. 青蛙通常在热带雨林的临时池塘里孵蛋;后来去人工水池孵蛋
Conclusion: the survival rate of frog eggs is still higher in tropical rainforest pools than in grassland pools. Frog eggs在热带雨林水池的存活率仍然高于人工池塘
题型:explanation;找差异,为什么雨林会比人工好
看选项
(A) The number of predators in grassland pools is usually higher than in tropical rainforest pools because grassland pools exist for a longer time. 人工水池的捕食者经常多余热带雨林,因为水池存在了很长一段时间,选项提到了predator,但需要解释的是tropical rainforest pools和grassland pools之间的差异
(B) The water temperature and pH levels in tropical rainforest pools are more conducive to the development of frog eggs, while the water quality conditions in grassland pools are less stable热带雨林池塘的水温和PH值更有助于蛙卵的发育,然而水池的水的质量条件不稳定。选项解释了青蛙孵蛋在雨林池塘存活率更高,因为人工水池的水质量不稳定,可能会导致存活率也不稳定。解释了两者差异,正选。
(C) Frogs instinctively prefer the temporary pool environments frequently used by their ancestors when choosing spawning sites. 青蛙本能地喜欢它们的祖先在选择产卵地点时经常使用的临时池塘环境,无关选项
(D) Grassland pools have fewer algae and plankton, leading to a shortage of food sources for frog larvae and a decrease in survival rates. 水池拥有更少的A和P,导致了青蛙幼虫的食物短缺和存活率下降,文章比较的是在雨林水池为什么孵蛋的存活率高于人工,选项只说明了人工低,并没有提到雨林的高的原因;其次选项提到的是frog larvae的存活率,并不是lay egg的存活率,排除
(E) Compared to temporary pools, frogs laying eggs in permanent pools are more likely to encounter competition and interference from other species. 与临时雨池相比,青蛙在人工永久雨池孵蛋更会遇到其他生物的竞争和干扰。
The local government is planning to impose a substantial tax on the soft drink industry. Opponents argue that once the tax is levied, the soft drink industry will collapse because local soft drink manufacturers are mostly small-scale factories with low profitability. The government contends that the tax will help reduce the consumption of sugary drinks and improve public health.
Which of the following, if true, most strongly supports the opponents' argument? B
(A) The soft drink industry is already subject to significant taxation, and additional taxes would further strain its profitability.
(B) The demand for soft drinks is highly price-sensitive, and even a small increase in prices could lead to a sharp decline in sales.
(C) The majority of the local soft drink factories have been in operation for more than two decades and have established loyal customer bases.
(D) The government has not provided sufficient evidence to demonstrate that the proposed tax will effectively reduce the consumption of sugary drinks.
(E) The soft drink industry has been actively investing in the development of healthier beverage options to cater to the growing health-conscious market.
逻辑链:
Premise: The local government is planning to impose a substantial tax on the soft drink industry.
Conclusion: once the tax is levied, the soft drink industry will collapse because local soft drink manufacturers are mostly small-scale factories with low profitability.
题型:加强题;加强opponent,也就是认为加税会导致软饮行业面临更低的利益
加税 ---在保持sales price不变的情况下,利润下降,导致了low profitability
选项中只有B相关
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