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1、精品资料最新中学生英语演讲稿：我的老师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“puter”。 it has been teac
2、hing 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(多媒体)helps a lot in this aspect in recent years， and
3、 puter-based 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”。 multimedia ponents， such as graphics (动画) ， animations ， sound and video
4、， make the learning process easier through visualization。 animations can present many ple_ subjects dynamically， but human teachers can not do this on blackboards。 multimedia makes our study more lively and interesting。for e_le， a cd-rom disk named “encarta encyclopedia” contains 650 mb information
5、including images， graphics， music clips， video clips， animations ， te_ts， 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 clintons sp
6、eech 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 (3)。 the audio features of multimedia can greatly help me learning (4) foreign languages。 with its speech output
7、capabilities， im 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 fi
8、ngertip。 i wish that true speech input-output 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 a
9、lso improve the efficiency of our study。 for e_le， 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(发展)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。第 页 共 页
