英语四级句子示例：
The reason why we have to grow trees is that they can supply fresh air for us.
我们必须种树的原因是它们能供应我们新鲜的空气。
After maintenance, the main remains and remains are left on the domain.
维修之后，主要遗骸和剩余物留在了领地上。
There is no one but longs to go to college.
没有人不渴望上大学。
We cannot emphasize the importance of protecting our eyes too much.
我们再怎么强调保护眼睛的重要性也不为过。
If i’ve described somebody/something primarily as …, it’s because that’s where the problem is.
如果我们把某人/某事主要描绘成…，这恰恰因为症结所在。
Among various factors which influence_there are two/three conspicuous aspects as follows.
在各种影响中，有两个/三个显著方面如下。
I have nothing against something. But …
我并不反对某事，但…
It is common knowledge that honesty is the best policy.
众所周知，诚实是最好的策略。
这些句子涵盖了不同的语法结构和表达方式，适合用于英语四级考试的写作和阅读理解部分。