20xx年英語演講稿優(yōu)秀范本5篇-資料下載頁
2024-09-24 03:53本頁面
【正文】 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 up, many different learning systems appeared, using the ponents and techniques we now associate with the term “multimedia”. multimedia ponents, such as graphics (動(dòng)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 “encarta encyclopedia” contains 650 mb information including images, graphics, music clips, video clips, animations , texts, hotwords, and database search functions. fields involved includes physicalsciences, performance arts, social sciences, politics, military, education and so on. when pressing a button, i can hear american president clinton39。s speech clip. i may enjoy playing all kinds of musical instruments in the world. i can also see the animation of many physical phenomena. this makes physical concept to be understood deeply. the audio features of multimedia can greatly help me learning foreign languages. with its speech output capabilities, i39。m no longer dependent on an instructor for proper pronunciation.how can i interact with a puter? there are many ways, including keyboard, mouse pointer, and touch screen. i often use a keyboard. when i press right keys, i can see and hear whatever i want. information world is at my fingertip. i wish that true speech inputoutput system would be invented one day.as teachers, puters have a lot of virtues： they are positive, they have good memories and never lose any information stored in them. they have much knowledge in every field. they can let out all kinds of sounds, and can also improve the efficiency of our study. for example, if i want to, i can skip some chapters so that i can study at my own pace.although puters will never take the place of human teachers, they are weled by more and more learners. puters will continue to evolve(發(fā)展)with the aid of modern technologies. puters are so powerful, helpful and important that everybody needs it, especially in the future! i love my puter teacher!thank you.2022年英語演講稿優(yōu)秀范本相關(guān)：
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