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外语
We must take steps now to______the survival of these animals.
We must take steps now to______the survival of these animals.
admin
2014-01-13
95
问题
We must take steps now to______the survival of these animals.
选项
A、assure
B、insure
C、ensure
D、ascertain
答案
C
解析
A项意为“使相信”;B项意为“确保;为……保险”;C项意为“确保,使安全”;D项意为“弄清,确定,查明”。本句意为我们现在必须采取措施以确保这些动物的生存,C项符合题意。
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