Words study
Global warming
Unit 4
Language points
    1. consume  vt. 消费；消耗；耗尽；吃完     consumer   n. 消费者，用户     consumption  n. 消费(量)；消耗(量)     time-consuming adj. 耗时，费时  
  (1) There are always traps in ____________.     消费处处有陷阱。
consumption
  (2) Hotpot is hot and spicy , so it will _________ fat.     火锅又辣又烫，所以会燃烧脂肪。   (3) It's just very _______________ to roast chicken.     The high temperature will drive heat away.     烤鸡非常耗时。高温会把热量逼走。
consume
time-consuming