If you decide to take this course, get a hold of the materials for next Tuesday, do listening exercises one and nine through eleven.

如果你选这门课,下个星期四准备好这些材料,做听音练习1和9到11

耶鲁公开课 - 聆听音乐课程节选

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