1 In summary  总之；综上所述；总的来说

In summary, the humanities help to create well-rounded human beings with insight and understanding of the passions, hopes and dreams common to all humanity.

总之，人文学科帮助造就全面发展的人，这些人具有洞察力，并理解全人类共有的激情、希望和理想。

2 To sum up  总之；总而言之

To sum up, it is important for us to take actions immediately to solve this problem.

总之，对我们来说，马上采取行动去解决问题很重要。

3 To put it in a nutshell  概括地说；简而言之

To put it in a nutshell, compulsory PE boasts abounding benefits.

简而言之，体育必修课的好处有很多。

4 All in all  总之；总而言之

All in all, it is not reasonable to exclusively relying on charging congestion fees to deal with congestion.

总之，完全依靠收取拥堵费来应对拥堵问题是不合理的。

5 In conclusion  总的来说（或者用conclusion的动词形式，to conclude)

In conclusion, I cannot agree with your ideas.

总的来说，我不能赞同你的想法。

6 To wrap up  总的来说

Talks to form a coalition have to wrap up by the end of this week.

组建联合政府的谈判必须在本周内完成。