名词
中文翻译：先前的测试
同义词：
['previous test', 'previous examination']
例句：
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1.The teacher asked the students to take aprevious test before the exam.
老师要求学生们在考试前先进行一次先前的测试。
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2.He passed the previous test with flying colors.
他以优异的成绩通过了先前的测试。
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3. Theprevious test was difficult, but I managedto get an A in it.
之前的测试很难，但我还是拿到了A。