like mad

例句：

1. 1.She ran like mad to catch up with the others.
   她疯狂地跑起来以赶上其他人。
2. 2.He played like mad, forgetting all about his homework.
   他玩得非常疯狂，完全忘记了他的作业。
3. 3. The movie was so exciting that she watched it like mad.
   这部电影太令人兴奋了，她看得如痴如狂。