With the development of modern science and technology, the functions of cellphones have changed greatly. 小题1: The only difference may be that they fit in your pocket and you pay by the minute to use them. Some of the things a cellphone can do for you will be available this year: Surf at speed Cellphones that let you use the Web have been around for years. So, what's new? Well ,  faster third-generation (3G)  networks that let you surf at anywhere. 小题2: Possible choices are from IJG Electronics VX 8000 and Motorola V1150.Listen as you go. 小题3: There is no doubt that it is about to change. Sony Ericsson’s new W8001 can hold around 150 songs in its 500 MB memory. And Samsung's SPH-V5400 even comes with a l. 5 GB hard drive. Mobile phones may eventually replace miniMP3 players, especially for teens. Say cheese. Camera cellphones are not new either but most of them have limitations: around l- megapixel  (百万像素 ) .  However new technology has made 2-megapixel units more common ,and 3-megapixel units are showing up soon. Some 2-megapixel models, like Sony Ericsson's K7501, offer limited zoom and focus controls. 小题4: Portable TV. You say you like 'watching TV'? That’s what Samsung MMA700 wants to give you. The new model lets users watch popular TV programmes~ for a fee. Other choices are Nokia's 6620, Sanyo's MM740 and NEC's N940. 小题5: The above are just a handful of what you ' ll see in the coming months.  Further down the road, your mobile phone may play a host of other roles, such as mobile credit card, position locator and so on. So what is there that a cellphone can't do? A．The NEC model lets you watch public TV - no fee. B．Without a cellphone, you can do nothing in your daily life. C．Nowadays, new cellphones are much cheaper than old ones. D．Today's do-it-all mobiles have a lot in common with the computer. E. This then allows a carrier to send video, music, and games to your phone. F. Others, like LG's recent A7110, can even capture 30 minutes of full-motion video. G. The problem with most cellphone MP3 players is that they hold only a handful of songs.