批判错误观点和做法
As far as something is concerned, … 就某事而言，……
It was obvious that … 很显然，….
It may be true that …, but it doesn’t mean that … 可能……是对的，但这并不意味着……
It is natural to believe that …, but we shouldn’t ignore that … 认为……是很自然的，但我们不应忽视……
There is no evidence to suggest that … 没有证据表明……
From my point of view, it is more reasonable to support the first opinion rather than the second. 在我看来，支持第一种观点比支持第二种观点更有道理.
I cannot entirely agree with the idea that …我无法完全同意这一观点……
Personally, I am standing on the side of …就个人而言，我站在……的一边.
I sincerely believe that …我真诚地相信……
In my opinion, it is more advisable to do … than to do ….
表达普遍观点
It is universally acknowledged that... 众所周知...
There is no consensus on... 对于...人们没有共识｡
A growing body of evidence suggests that... 越来越多的证据表明...
The issue of... has aroused heated debate in recent years. 近年来，...问题引起了激烈的争论｡
支持某一观点
There is a general debate on the campus today over the phenomenon of college or high school students' doing a part-time job. 对于大学或高中生打工这一现象，校园里进行着广泛的争论｡
By taking a major-related part-job, students can not only improve their academic studies, but gain much experience, experience they will never be able to get from the textbooks. 通过做一份和专业相关的工作，学生不仅能够提高他们的专业能力，而且能获得从课本上得不到的经验｡
Consequently, the extra money obtained from part-time job will strongly support students to continue to their study life. 因此，业余工作挣来的钱将强有力地支持学生们继续他们的求学生活｡
表达未来可能性
Chances are that man will eventually land on Mars. 人类有可能最终登陆火星｡
The likelihood for peace in the Middle East remains questionable. 中东和平的可能性仍让人怀疑｡
The necessity for nuclear nonproliferation seems clear. 防止核扩散的必要性似乎清清楚楚｡
表达积极理由
* offers extensive opportunities for every country in the world. * 为世界上的每个国家提供了广泛的机会｡
The majority of students believe that * will provide them with more opportunities to develop their interpersonal skills ,which may put them in a favorable position in the future job markets. 大部分学生相信*会使他们有更多机会发展人际交往能力，而这对他们未来找工作是非常有好处的｡
Judging from the social comprehensive factors, we can safely conclude that the Internet will change the lives of an untold number of people forever .根据社会等综合因素，我们可以有把握地得出这样的结论：网络将永远改变无数人的生活｡
这些句子可以根据具体的作文主题和观点进行调整和使用，以提高作文的质量和表达的流畅性。