20xx三分鐘優(yōu)秀演講稿五篇-文庫吧資料
2025-01-13 22:06本頁面
【正文】 co is emphysema, which, when bined with chronic bronchitis, produces chronic obstructive pulmonary disease.
三分鐘優(yōu)秀演講稿篇二
ladies and gentlemen,
i have had a lot of teachers in my school who have given me much help in my study. for their help i will never forget them. but today i am going to talk about a special teacher of mine. this teacher is not a human being and its name is”。. it has been teaching me a lot of knowledge and i appreciate it very much.
with the development of modern science and technology, puters are widely used in every teritories (1) including education. how can a puter be my teacher? how does a puter teach me? multimedia(多媒體)helps a lot in this aspect in recent years, and puterbased training (cbt) has bee a popular educational medium (手段). even before the multimedia e (2) up, many different learning systems appeared, using the ponents and techniques we now associate with the term “。. multimedia ponents, such as graphics (動畫) , animations , sound and video, make the learning process easier through visualization. animations can present many plex subjects dynamically, but human teachers can not do this on blackboards.
multimedia makes our study more lively and interesting. for example, a cdrom disk named “。 contains 650 mb
information including images, graphics, music clips, video clips,
animations , texts, hotwords, and database search functions. fields involved includes physical sciences, performance arts, social
sciences, politics, military, education and so on. when pressing a button, i can hear american president clintonamp。s speech clip. i may enjoy playing all kinds of musical instruments in the world.
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