世界上最冷的地方
chapter7

answer v.say or write sth.in return回答，答复

448'

chapter 8

move v.change position移动，搬动
pleased adj.feeling or showing satisfaction欣喜的，愉快的，感到或表示满足的
important adj.of great influence,to be treated seriously,having a great effect重要的，严重的，重大的
stood(past tense of stand)v.have,take,keep,an upright position站立，站起

419'

chapter 9

482'