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【单选题】
参与蛋白质一级结构形成的化学键是:A.
氢键
B.
肽键
C.
盐键
D.
二硫键
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反馈参考答案：
举一反三
【单选题】脚本中包含以下音效文件代码声明 public AudioClip AC; 哪段代码用于播放该音效?
A.
AudioSource.PlayClipAtPoint(AC, transform.localPosition);
B.
AudioSource.PlayClip(AC, transform.localPosition);
C.
AudioSource.Play(AC, transform.localPosition);
D.
AudioSource.PlayClip(AC);
【简答题】It is that advertising is the (expensive) of all the promotional activities undertaken by businesses.
【简答题】It is said that advertising is the (expensive) ___________ of all the promotional activities undertaken by businesses.
【简答题】中国梦与()的美好梦想相通。
【简答题】It is the advertising that is the (expensive) of all the promotional activities undertaken by businesses.
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