【Whatpicturedoyouhaveofthefuture？Willlifeinthefuturebebetter，worseorthesameasnow？Whatdoyouhopeforaboutthefuture？Scientiststhinkthatlifewillprobablybeverydifferentin2050．Firstofall，itseemsthatpeoplew】

　　What picture do you have of the future？Will life in the future be better，worse or the same as now？What do you hope for about the future？Scientists think that life will probably be very different in 2050．

　　First of all，it seems that people won't use TV channels（频道） by 2050．Instead，people will choose a program from a"menu"and a computer will send the program directly to the television．

　　Water will become a very serious problem．We'll need much more water，but there won't be enough．Some scientists think that water would be the cause of war（战争）．

　　Cars will run on new，clean energy and they will go very fast．And there won't be any accidents with the help of computers．On the other hand，space planes will take people around the world in two hours．

　　Robots will work in factories instead of people．Many factories have already used robots．Big companies prefer robots--they do not ask for money，and they work for 24hours a day…

　　In a word，by 2050，our life will change a lot and our future will be quite different from now．

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　　51．Maybe people won't use TV channels any more by 2050．___

　　52．There will be a lot of car accidents by 2050．___

　　53．Water could be the cause of war．___

　　54．Robots will work in big companies and ask for money．___

　　55．According to the passage，our life in the future will be better．___．