在专四论议论文写作中，以下是一些常用的万能句子：

分析建议类

To prevent this phenomenon/trend from worsening/running wide/To guide the matter/situation to the best advantage, it is necessary/important to……

批驳分析类

In the face of……some people take the position that……/some people come to believe that……, to which I can't attach/add my consent｡

开头类

As far as···is concerned 就···而言

It goes without saying that 不言而喻

It can be said with certainty that 可以肯定地说···

As the proverb says 正如谚语所说的

It's generally recognized that 普遍认为

What's far more important is that 更重要的是

结尾类

I will conclude by saying 最后我要说…

Therefore,we have the reason to believe that...因此，我们有理由相信…

All things considered 总而言之

Therefore,in my opinion,it‘s more advisable...因此，在我看来，更可取的是…

揭示实质法

reason is ….. For another, ….

I quite agree with the statement that …. The reasons are chiefly as follows.

因果分析法

The三字经》说，“初心”是“人之初，性本善”的向善之心.人性本善，而赤子之心是最葆有人性的初心.万佐成､熊庚香夫妇一手撑起的抗癌厨房，烹煮苦涩，端出芬芳，分文不取，初心只在“希望病人吃得好”，不辞辛苦，踏着明月，守住朝阳，将温暖和希望带给他人.因为“向善”，所以伸出援手；因为“初心”，所以一路守护､一苇以航.拥有初心，哪怕悲欢散尽，也拥有了意义非凡的人生.

这些句子可以帮助你在专四论议论文中更有效地表达自己的观点和论据。根据具体的论点和语境，选择合适的句子进行搭配和运用，可以使你的文章更具说服力和连贯性。