A. 根据课文的内容在每个空白处填入一个恰当的词，请在答题卡上作答。

Time is dangerous. If you don't control it, it will  61  you.  62  you don’t make it work for you, it will work  63  you. So you must become the  64  of time, not its servant. As a first-year college student, time management will be your number  65  problem. Time is valuable.  66  time is a bad habit. It is like a  67  . The  68  time you waste, the  69  it is to go on wasting time. If you seriously wish to get the  70  out of college you must put the time message into practice.

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