题目内容：

英语翻译
请在这里概述您的问题不要继续迷恋武打小说,这对你的学习不利
Don‘t ___ ___ ___ ___ Kongfu novels.It's bad for your study.
He already knows everything about(否定句)
He _________ about it yet
安装机器之前,你必须参加课程学习
You must ___ a ____ before you ___ ___ the machine

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你好,很高兴为你解答\(^o^)/~祝你学业有成
Don‘t still be addicted to Kongfu novels.It's bad for your study.
He already knows everything about(否定句)
He hasn't known about it yet
安装机器之前,你必须参加课程学习
You must take a course before you set up the machine