题目内容

预防猫泛白细胞减少症的首选措施是()

A. 免疫接种
B. 减少应激
C. 加强营养
D. 抗生素预防
E. 注射高免血清

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鉴于核动力厂严重事故时往往伴有大量放射性废气释放和废水产生，核动力厂()时应该考虑并安排应对放射性废气和废水外泄的管控及滞留措施，以期万一核动力厂发生严重事故时，能有效减少放射性废物的排放量。

A. 选址
B. 设计
C. 建造
D. 调试

The ages of the students in my class() from seventeen to twenty.
A take
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D attach

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A adjusted
B pursued
C avoided
D intended

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A by
B away
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