If you are alone, stay awake as long as you can.
如果你是独自一人，那么尽量保持清醒。
If you generally rely on stimulants to stay awake or be more alert, try to change a few daily activities and get a natural boost.
如果你是倚赖兴奋剂去保持清醒或者保持敏捷，那么试着去做一些日常活动，开始一个自然的提升。
Keep the radio playing, roll the window down, or play a road trip game to stay awake if you find yourself tired.
如果你发现你累了，就把收音机打开，把车窗摇下，或者玩一个游戏，来保持清醒。
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