《优选整合》人教版高中英语必修五 UNIT 2 THE UNITED KINGDOM PERIOD 5 测试(学生版) .doc
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1、测试.阅读理解In places like California, the Rocky Mountains, and the Southern United States, wildfires are an unavoidable reality.Wildfires can cause damage to property and human life, but they have many beneficial effects on native vegetation, animals, and ecosystems that have evolved with fire. The fore
2、sts, including pine barrens, lodgepole pine forests and many more, require fires to reproduce because the trees in the forest are adapted to only producing seeds following a major fire event. Therefore, without them many of these forest types would decline.A fire renews the watershed (集水区) in ways i
3、ncluding, but not limited to, recycling of nutrients, increasing food sources for fish in streams, supplement (补充) to streamside vegetation, spread of fireadapted plants, etc. Not to mention renewal of the soil chemistry which is vital to the forest and the watershed. The basis is that of someone wh
4、o has studied wildfires and streams since the 1988 Yellowstone wildfires. The science backs up how natural wildfires can be favorable through research publication after publication.Its like “resetting the clock” on the ecosystem, allowing it to function smoothly all over again for another 200 years.
5、 By the way, a stand burning fire such as the Yellowstone fires of 1988 also results in the landscape of younger forest mends which act to reduce the spread of future wildfires and can stop a major wildfire in its tracks.The bottom line is that we may need todays natural wildfires to prevent more se
6、rious catastrophic fire events in the future. That lesson was learned in Yellowstone in 1988 which was a year of disastrous largescale fires after more than 50 years of fire suppression(压制). 1What does the underlined word “them” in Paragraph 2 refer to?ASeeds. BWildfires. CTrees. DEcosystems.2What c
7、an we know about wildfires benefits to the watershed?AWildfires benefit the watershed in over 5 ways.BPlants along streams spread faster after wildfires.CRenewal of the soil chemistry is the most important.DThe benefits are supported by the authors research.3What is the function of younger forest me
8、nds?ADisturb the development of wildfires. BReduce occurring rates of wildfires.CRepresent life and hope after wildfires. DMake wildfires easier to be spotted. .七选五This Way to DreamlandDaydreaming means people think about something pleasant, especially when this makes them forget what they should be
9、 doing. Daydreamers have a bad reputation for being unaware of whats happening around them. They can seem forgetful and clumsy. _1_ They annoy us because they seem to be ignoring us and missing the important things.But daydreamers are also responsible for some of the greatest ideas and achievements
10、in human history. _2_ Can you imagine what kind of world we would have without such ideas and inventions?So how can you come up with brilliant daydreams and avoid falling over tree roots or otherwise looking like a fool?First, understand that some opportunities for daydreaming are better than others
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鄂教版七年级语文下册第8课《诗两首》精题精练.doc
