0827 TPO21
(20min, 208words,感觉第一个点没有听出来,发完回头再听听//听完之后……发现不光是第一点,连第二点都完全写偏了…… )
The passage says that planting genetictrees has many benefits and lists some of the benefits. However, the professordoubts about them and gives her reasons and evidence as follow.
To begin with, the passage claims that asthe genetic trees can resistant many pest, so it could solve the ringspotproblem. But the professor does not agree with that, pointing out that theability of resistance cannot ensure the tree's survival in a new place. What'sworse, because the trees are uniform, they might all die as a results ofenvironmental change.
In addition, the professor disagrees withthe idea put forward by the passage that this tree benefits the farmers on economy, neither. Sheargues that as the tree have no seeds, people must buy it from the companyagain and again every year. That might cost much, which means that the treefarmer may not earn anything.
Lastly, the opinion held by the passagethat the genetically tree can protect other endanger local trees is alsoincorrect. On the contrary, according to the professor, the planting of thattree might cause great damage to the native trees, for the tree would competitiveagainst the native trees and left little resource such as water to them.
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