一共花了3天来进一步深化我的演讲。
I spent three days developing my presentation.
很显然，我的演讲中最枯燥的部分来了。
Obviously, I've come to the dry part of my presentation. a.
我如何做才能让听众在我的演讲中一直集中注意力哪。
What can I do to keep the audience’s attention through the whole of my presentation.
“嗯，”我想至少观众是很友好的`。 于是，我开始组织我的演讲。
“Oh, well, ” I thought, “At least the people are very nice, ” and I began setting up for my speech.
我飞往匹兹堡，带上我的笔记本电脑，在宾馆房间里练习我的演讲。
I flew to Pittsburgh and took my laptop with me to practice my speech in the hotel room.