問題詳情

II. Cloze: 10%    Bacteria are pathogenic, responsible for health problems and must be eradicated. For decades, thisidea has driven us to take prescription drugs in a way that is excessive and downright harmful. Ironically,11___ "we" to destroy "them all," we would, in the long run, encounter unexpected health conditions.Research has shown that there are possibly 10 times more bacteria within each of us than there are humancells. Incredibly, the total number of genes in the microbiome outnumbers human genes by a ___12___ of atleast 200. This means the gut microbiome can change the way our own bodies function. Maintaining ahealthy balance of bacteria then is paramount to our own good health. We are at the dawn of a newunderstanding that there is ___13___ for everything. Even what was once thought to be the most virulenthas some benefits. Bacteria, ___14___, are neither good nor bad. Take H-pylori for example. ___15___humans have been colonized by this bacterium for more than 100,000 years suggests some benefits in itspresence throughout our evolution. While linked to stomach cancer and gastritis, it is found to possibly play aprotective role against GERD, asthma and esophageal disease. Today 50% of the population worldwide___16___ H. pylori, most of which never develop disease. In those that do, it is quite likely that bacterialimbalance is ___17___, triggering H. pylori to become overgrown, creating symptoms. It is imperative that aperson ___18___ that our relationship with these beings is ancient and complex. Rather than working fromthe perspective of destroying them, we should learn to build a healthful bacterial ecosystem where thebenefits outweigh the possible problems. ___19___, we have to work very closely with the trillions ofinvisible bacteria within us. Bacteria are our greatest allies. It's time to treat them ___20___.
11.
(A) should
(B) If
(C) were
(D) once

參考答案

答案：C
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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