题目内容

As with all modern technologies, it is made from a mix of ___________________(硬件和软件) machine and ideas.

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Sound can be used in strategic parts of the program or during a movie to emphasize certain points. This may include speech, __________(音效）ambient sound and music.

Interactive elements can include: voice command, mouse manipulation,________(文本输入）touch screen, video capture of the user, or live participation.

Multimedia can be used wherever you have a human interface with _________________(电子信息）.

You can control. You can interact. You can do a ___________________(多媒体演示）to your own needs.