[练习题]Summarization
Directions: The paragraph is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph. Spell out the missing letters of the word.    A study by researchers from the University of Ottawa looked at the effect of drinking hot drinks on body temperature in hot weather. The results revealed that "a hot drink does result in a lower amount of heat stored inside your body, provided the additional sweat that's produced when you drink the hot drink can evaporate."A hot drink can c you down.