题目内容
如果某滤光镜阻挡了某色光那将意味着这种光的色调在洗印好后会被加深。
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一般ISO400的胶片比ISO100的胶片颗粒性要小。
简答题 简述秘书知识结构的主要内容。
Learning is more effective when the learners are actively involved in the learning process.（）
The most obvious characteristics of the Communicative Approach is that almost everything that is done is done with a communicative intent.（）
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