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专升本
We must______that the experiment is controlled as rigidly as possible.
We must______that the experiment is controlled as rigidly as possible.
admin
2019-03-28
32
问题
We must______that the experiment is controlled as rigidly as possible.
选项
A、assure
B、secure
C、ensure
D、issue
答案
C
解析
assure:(v.)使确信,使信服,后面常接人作宾语;secure:(adj.)安全的,无虑的;ensure:(v.)保证,确保,后面可以接从句作宾语;issue:(v.)发行,发布。根据句意可知,选C。
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本试题收录于:
英语题库普高专升本分类
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英语
普高专升本
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