请将下面段落译为英文： 由于大学生在思想观念、生活阅历、家庭环境、兴趣爱好等方面的差异，他们对职业的选择也有很大不同。近几年来，大多数学生在求职时已经更为理性。目前，大学生择业时考虑的因素，排在第一位的是发展前景，其次是施展才干的机会。

A paragraph is a group of sentences that deal with a single topic.;The length of paragraphs varies significantly according to text type, but should normally be no less than four or five sentences.;Usually (but not always), the first sentence introduces the topic. Other sentences may give definitions, examples, extra information, reasons, restatements and summaries.;The parts of the paragraph are linked together by the phrases and conjunctions.