In summary/To conclude/In conclusion

总之/概括起来/综上所述

The conclusions we can draw from this are

由此,大家可以得出以下结论:

What we have been talking about

大家之前一直在讲的问题就是

Okay, we have discussed

好了,大家已经讨论过

So far , I have been trying to show you

到刚刚为止,我想给你们说明的是

The important points to remember are

需要学会的重点知识包含