1、This unit is now an established part of the course.这个单元现在为本课程既定的一部分。
2、We've done the difficult part of the job.我们已完成了工作的困难部分。
3、She was very good in the part.她这个角色演得很好。
4、It's good to meet people from different parts of the country.结识来自这个国家不同地区的人是有益的。
