In the very beginning, a brief introduction is always given. It should include at least four types of information: what you're going to talk about; how long you'll take; _____________; whether you'd welcome questions during your talk, or only at the end.
选项:
A:what your main parts or sections will be;
B:your purpose;
C:your staff member;
D:your target audience
发布时间:2024-04-10 20:32:28