【正文】
pt to be understood deeply (3)。 the audio features of multimedia can greatly help me learning (4) 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, the