题目内容：
根据下列材料回答 题。Directions：For eachBlank in the following passage，there are four choices markedA，B，C andD．Choose the one that is most suitable and mark your answerByBlacken-ing the corresponding letter on ANSWER SHEET I．
Research shows thatBy using computers，studentsBecomeBetter problem solvers andBet—ter communicators．Over a network，using ___21___ and sharing flies，students have the chanceto collaborate and work ___22___ with other classmates，peers，and teachers．Networking elec—tronically can 23 learners create，analyze，and produce information and ideas more24 and efficiently．Networking people“put the inspiring and usable set of tools ___25___reach of the mass of computer ___26___ ，empowering them to___27___ Beyond simply processinginformation toDesign，publish，and express”(Mello，1996)．Through this ___28___electronicaccess to the world around them，students’social awareness and ___29___ increase．Networking___30___them from the limitations of ___31___writing tools that often inhibit and restrict writingprocesses．Learning is then___32___from a traditional passive—listening exercise to an experi-ence ofDiscovery，exploration，and excitement．Students canBegin to ___33___ their full poten—tial when __34__ are empowered to contribute and collaborate as a team to accomplish theirwriting tasks 35 effectively．
（ ） A．1etter
B．e-mail
C．book
D．message
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答案解析：