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It is estimated that, currently, about 50000 species become ______ every year.

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coarse  crude  rough  rude  
access  appointment  exception  assignment  
rise  raise  arise  arouse  
a chance to which no estimated monetary value can be assigned so that a likely pay-off can not be shown  a decision to which no estimated monetary value can be assigned so that a likely pay-off can not be shown  a chance to which an estimated monetary value may be assigned to calculate the most likely pay-off  a decision to which an estimated monetary value may be assigned to calculate the most likely pay-off  
excepted  export  estimated  exchange  
assistant  assignment  exception  access  
a chance to which no estimated monetary value can be assigned so that a likely pay-off can not be shown  a decision to which no estimated monetary value can be assigned so that a likely pay-off can not be shown  a chance to which an estimated monetary value may be assigned to calculate the most likely pay-off  a decision to which an estimated monetary value may be assigned to calculate the most likely pay-off  
estimated  taught  called  recommended  
finding  balance  allocation  distribution  
entitled  engaged  embodied  estimated  
physical work actually accomplished, including the estimated value of this work  physical work scheduled to be performed, including the estimated value of this work  actual cost incurred to accomplish the earned value  none of the above  
wealth is     wealths is     wealth are     wealths are  
estimated  evaluated  settled  decided  
excepted  export  estimated  exchange  
assessment    assignment    exception    access  
calculated  valued  estimated  confessed