第四次作业作文精彩开头

The advantages of online job-hunting
For many of us, job-hunting can be a time-consuming and tiring process. People often find themselves spending hours or even days perusing want ads, filling out applications and contacting employers---often with disappointing results. To maximize prospects for success, job seekers should use all the tools at their disposal---especially the internet. By seeking employment online, job-hunter can save time, stay up-to-date, and increase their reach.
作者首段先抑后扬的手法，先说明找工作的困难，随后笔锋一转，提出全文的论点：互联网为大家求职带来了巨大的便利。
University students and physical fitness
The value of exercise is beyond question. Children, in particular, rely on physical activity to ensure the healthy development of their bodies and minds, and it is for this reason that most primary and secondary schools in china and around the world make physical education classes compulsory for students. However, while exercise continues to be important for college students, they should not be subject to mandatory gym cases.
开始用欲擒故纵的方法，肯定了体育锻炼的重要性，随后提出个人观点：大学生不应强制上体育课。
Relationship between students and instructors
Boundaries exits in virtually all human relationships and student-teacher relationships are no exception to this rule. This reality gives rise to the following question: what kind of boundaries can be deemed appropriate in an academic setting? My opinion is that, in general, a relatively formal distance should be kept between professors and their students.
以一问一答的形式提出观点：师生应该保持一定的关系。