Go into The problem intimately exhibiting why it 's such a difficulty. Use logos and pathos for this - the reasonable and emotional appeals. To get started with I’ll explain the progress created this year.Then I’ll mention several of the issues we’ve encountered And just how we overcame them. 即使是高中生的演示文稿, https://icelisting.com/story12260936/the-smart-trick-of-%E7%BE%8E%E5%9B%BDpresentation%E4%BB%A3%E5%86%99-that-nobody-is-discussing