(一):Well, now I will start with the Party A.好了，现在我从甲方说起。
Well, now I will start with the Party A.
好了，现在我从甲方说起。
Yes, please.
好的，请说。
...is probably the most logical place to start.
Let's start with …
Shall we start with...?

(二):Why don't we leave this issue open and go to the next part? 我们何不保留这个问题，先进行下个部分？
Why don't we leave this issue open and go to the next part?
我们何不保留这个问题，先进行下个部分？
I agree.
我同意。
Let's move on to next item.
I'd like to leave this subject.
跳过一部分：Shall we skip…？
将某个部分放在最后：Let's take ...last.