我觉得哦~E不对，B才对！

dypig1234

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.

ybava018919

问题？

dypig1234

number of wild salmon have been reduced because of uncontrolled deep-sea and coastal netting

zhangmile

B. number of wild salmon is reduced because deep-sea and coastal netting is not controlled

because deep-sea and coastal netting is not controlled与后面的by pollution, and by various other threats to the fish’s habitat不平行

dypig1234

我就是觉得。。。不应该用the number吗？
numbers不对阿