209. (T-3-Q7) In Scotland, the number of wild salmon have been reduced because of uncontrolled deep-sea and coastal netting, by pollution, and by various other threats to the fish’s habitat. A. number of wild salmon have been reduced because of uncontrolled deep-sea and coastal netting, B. number of wild salmon is reduced because deep-sea and coastal netting is not controlled, C. numbers of wild salmon has been reduced because of uncontrolled deep-sea and coastal netting, D. wild salmon’s numbers are reduced by deep-sea and coastal netting that is not controlled, E. wild salmon’s numbers have been reduced by uncontrolled deep-sea and coastal netting, 此题答案E,wild salmon’s numbers为什么这里用复数? -- by 会员 yunshishow (2011/9/14 23:55:35)
salmon是个总称,有很多种类的salmon. |