14. Air and water are ____________ to life. A. preferable B. irre_英语解答

14. Air and water are ____________ to life. A. preferable B. irreplaceable C. acceptable D. indispe

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解答

D
A. preferable
B. irreplaceable
C. acceptable
D. indispensable
A最好
B不可替代
C可接受
D不可或缺
空气和水是生命中不可或缺的东西.