在英语写作中，一个精彩的开头和结尾往往能为整篇文章增色不少。以下是一些适用于不同场合的万能句式，希望能帮助大家写出更出色的英语作文。

开头部分：

1. "As the world continues to change at an unprecedented pace, one thing remains constant: the importance of..."

2. "Every day, we are faced with choices that shape our future. Among these decisions, none is more significant than..."

3. "In recent years, there has been a growing interest in the topic of..."

结尾部分：

1. "In conclusion, while challenges remain, the potential benefits of this approach far outweigh the risks."

2. "To sum up, it is clear that..."

3. "Looking ahead, it is evident that..."

这些句子可以根据具体的文章主题进行适当的调整和修改，以确保它们与文章的内容紧密相连。希望这些建议能够激发你的灵感，并帮助你在英语写作中取得更好的成绩。记住，好的开头和结尾不仅能让读者印象深刻，还能有效地传达你的核心观点。