2017高考英语真题及答案（四川卷）[1]_大学英语翻译

2017高考英语真题及答案（四川卷）[1]

The study, published on the Nature website, uses the findings from plant life cycle studies and experiments across four continents and 1,634 species. It found that some experiments had underestimated “Across all species, the experiments under-predicted the speed of the advance — for both leafing and flowering — that results from temperature increases,” the study said.

The design of future experiments may need to be improved to better predict how plants will react to climate change, it said.

Plants are necessary for life on the Earth. They are the base of the food chain, using photosynthesis Scientists believe the world’s average temperature has risen by about 0.8℃ since 1900, and nearly 0.2℃ every ten years since 1979.

So far, efforts to cut emissions 57. What is the key information the author wants to give in Paragraph 1?

A. Plants’ reaction to weather could have damaging effects on ecosystem. B. The increasing speed of flowering is beyond scientists’ expectation. C. Climate change leads to the change of food production patterns. D. Food chains have been seriously damaged because of weather.

58. We can learn from the study published on the Nature website that ______.

A. plants’ flowering is 8.5 times faster than leafing B. there are 1,634 plant species on the four continents C. scientists should improve the design of the experiments D. the experiments failed to predict how plants react to climate change