单击它，将要求我们选择版本控制策略。

Click on it, we are asked to select a versioning policy.

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从下拉菜单选择版本或操作系统后，单击Submit。

After selecting the version or operating system from the pull down menu, click Submit.

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选择版本后，再选择Continue，系统会向您询问注册信息。

Once you select the version, select Continue and you'll be asked for registration information.

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So if you're curious this one I'm gonna kill off - because it will take a little while-- you'll find that available on the cloud if you'd like to experiment whether or not you're doing that edition or the other.

由于时间关系，我就现将其关闭,如果大家觉得好奇-,可以自己尝试一下,不管你是否选择将这个版本作为,实验内容。

哈佛公开课 - 计算机科学课程节选