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题目内容
（伊犁师范大学-大学英语二）
93、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
