smiley0603
Bill always stay up all night.
1.stay up熬夜
eg：I want to stay up tonight and watch the late show.今晚我不想睡觉，等着看深夜电视节目。
eg：I will make this radio work even if I have to stay up all night.即使通宵不眠，我也要把这台收音机修好。
2.Burn the midnight oil (熬夜)
以前的人都是用油灯来照明，如果有人在深夜时分燃点灯油，即表示那个人仍在努力的埋头苦干。现今，我们已不会再燃点油灯，但是这意思依然保留下来，因而有Burn the midnight oil这个成语的出现。
Burn the midnight oil
是指通宵达旦地工作，亦即是我们所谓的开夜车。要Burn the midnight oil
的时候，实在是一件令人劳累的事，那么，大家就要小心身体了！
eg:“Angela is a workaholic. She always burns the midnight oil on her work. Angela是一个工作狂，她时常也在通宵工作。
3.相关成语
Pull an all nighter 与Burn the midnight oil的意思相通。如：
Teachers do not encourage students to pull an all nighter for exams. They should pay attention during lessons.”（老师不会鼓励学生在试前才温书至深夜，他们应该上课时专心听书才对。）
I stayed up late last night to watch the final game of the World Cup. 我昨晚熬夜看了世界杯决赛。
Late hours don't agree with me. 我不习惯熬夜。（keep late hours晚睡晚起）
Did you burn the mid-night oil again last night?你昨晚又熬夜了吗？
It's usual for him to sit up late at night.他经常晚上熬夜。
Some people prefer sitting up to going to bed early. 有些人宁可熬夜，也不早睡。
He is a night owl.他是个夜猫子。
She was tired out by these long vigils.长期熬夜使她筋疲力竭。
College students often pull an all-nighter at the end of a semester. 一到学期末，学生们就经常通宵学习。
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