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______conservation becomes a matter of policy, the majority of our attractive wild plants and flowers will be under threat of ex
______conservation becomes a matter of policy, the majority of our attractive wild plants and flowers will be under threat of ex
admin
2014-09-24
43
问题
______conservation becomes a matter of policy, the majority of our attractive wild plants and flowers will be under threat of extinction.
选项
A、If
B、Whenever
C、Whether or not
D、Unless
答案
D
解析
本题考查条件状语从句,据题意,用Unless。题意为,如果保护不能成为一项政策,我们大部分的可爱的野生植物和花卉将有灭绝的危险。
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在职攻硕英语联考
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