【正文】
(PPT 10) Presentation of posters. [Explanation] 本環(huán)節(jié)內(nèi)容視學(xué)生海報(bào)的完成情況而定 ,也可放至下一課時(shí)。 Charts。 Teaching aims: After learning this section, the students will be able to 1. discuss which of the viewpoints from experts they agree with and which viewpoint their group will focus on. 2. know how to design a poster. 3. design a poster in group by themselves. Teaching procedures: