以下是一些常用的四级作文万能句子：
1、开头句型：
a、Nowadays, there is a growing concern/problem/issue/debate about…
b、With the development of society/science/technology, more and more attention has been paid to…
c、In recent years, there has been a significant increase in the number of…
d、It is widely acknowledged that…
e、It cannot be denied that…
2、引出观点句型：
a、From my perspective/opinion/view,…
b、As far as I am concerned,…
c、In my view/ opinion,…
d、Personally/Personally speaking,…
e、As we all know, …
3、表示转折/对比句型：
a、However, it is important to consider/acknowledge…
b、On the other hand,…
c、Although/Though/Even though there are some disadvantages/arguments,…
d、Despite/In spite of the fact that…, it is possible to…
4、表示举例/解释句型：
a、For instance/example,…
b、To illustrate my point,…
c、That is to say/In other words,…
d、It is evident/obvious/clear that…
e、In this case/situation,…
f、Take…as an example/ case in point.
5、总结/结尾句型：
a、In conclusion/To summarize/Overall,…
b、To conclude,…
c、Therefore/Thus/As a result/Consequently,…
d、It is high time that/ We should…
e、Finally/Last but not least,…
