Taking pretests 'felt like hard work, ' Mr. Harrell says, but seeing steady increases in his scores boosted his confidence.
哈勒尔说，做预备测验感觉很辛苦，但是看到成绩的稳定提高鼓起他的信心。
Pretests are popular devices for measuring knowledge or behaviors before formal educational presentations have been made.
正式教育实施以前，对知识和行为进行预先测验是普遍的方法。
Pretests are popular devices for measuring knowledge or behaviors before formal educational presentations have been made.
正式教育实施以前，对知识和行为进行预先测验是普遍的方法。
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