1.A phone installed on the plane is paid by the customer. So the airplane company need not to get rid of it. evaluate: Whether the install of phone will consume more energy.
2.The nurse to patient is 1:6, but the government want to change to 1:5. So clearly the hospital will hire more nurse from other province. Strenghten: Some nurse feel there are too many patient and leave the job.
3. A bold face one. 题干很长 说经理们近来很多购入股票，一般经理们都会在股票暴跌至前抛掉股票..... 但经理们为何会买入呢？一般觉得他们在迷惑大众。上述的那些经理的行为应该符合这种讲解. 第一句和最后一句划线。第一句描述了一个事实，后一句是作者的main conclusion.
4. Environmentalist: when emitted into atmosphere , both methane1 and carbon dioxide absorb heat reflected from the ground . As municipal solid waste decomposes2 inside a landfill, methane is produced. To mitigate3 the impact fof the 'green house' effect, we should burn methane emitted from landfills and convert the energy generated during the burning process into electricity .
Objection: the burning process will produce as much carbon dioxide . As a result , the amount of green house gases remains4 unchanged . which one of the following adequately counters the above objection ?
5. the clearing of rain forest has caused the loss of habitats of certain frogs which lay eggs in forest pools. However , pasture pools are more permanent and serve as a good alternative to forest pools . but the eggs laid in pasture pools do not do as well as those laid in forest pools because ______
A when the drought comes , few of the forest pools remain unaffected, and many of the pasture pools dry up.
E the longer the pools last , the more likely that they would attract predators5 , which feed on the eggs of the frogs.
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