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题目内容
（广西科技大学大学英语1）
Import restrictions are put on live birds to ________.
A . save the poultry industry
B . stop the spread of bird flu among farm flocks
C . destroy all the live birds
D . pick out the healthy birds from the infected ones
A . save the poultry industry
B . stop the spread of bird flu among farm flocks
C . destroy all the live birds
D . pick out the healthy birds from the infected ones
参考答案