Once the Games end February 28, safely and effectively getting all fans,athletes, and officials out of Vancouver will be a huge task as well.

VOA: standard.2010.02.21

It's got exercises for you to do so at the end of each chapter, you do have a task to do.

里面为你准备了练习，所以在每章的结尾，你都有任务要完成。

英语写作：技巧 - SpeakingMax英语口语达人