第四部分：任务型阅读(共10小题；每小题l分，满分l0分)
请认真阅读下列短文,并根据所读内容在文章后表格中的空格里填入一个最恰当的单词。注意：每个空格只填1个单词。请将答案写在答题卡上相应题号的横线上。
A lecturer was giving a lecture to his students on stress management. He raised a glass of water and asked the audience, “How heavy do you think this glass of water is?”
All of the students tried to answer the question, and their answers ranged from 20g to 500g.
