Cell phones provide instant access to people.  They are creating a major  1______   in the socialexperiences of both children and adolescents. In one recent U.S. survey, about haft the teens polled saidthat their cell phone had  2_____ their commtmication with friends. Almost all said that their cell phone was the way they stayed in touch with peers, one-third had used the cell phone to help a peer in need, andabout 80% said the phone made them feel safer. Teenagers in Australia,3______, said that their mobilephones provided numerous benefits and were an  4____part of their lives; some were so 5_____to theirphones that the researchers considered it an addiction. In Japan, too, researchers are concerned aboutcell phone addiction. Researchers in one study in Tokyo found that more than half of junior high schoolstudents used their phones to exchange e-mails with schoolmates more than 10 times a day.
    Cell phones  6______social connections with peers across time and space. They allow young people toexchange moment-by-moment experiences in their daily lives with special partners and thus to have a more 7_____sense of connection with friends. Cell phones also can  8______social tolerance because they  reducechildren's interactions with others who are different from them. In addition to connecting peers, cellphones connect children and parents. Researchers studying teenagers in Israel concluded that, in that 9_____environment, mobile phones were regarded as "security objects" in parent-teen relationships--important because they provided the possibility of 10_____and communication at all times. 
A．affiliated 
B．attached 
C．contact 
D．contend 
E．continuous 
F．diminish 
G．endurance 
H．foster
I．hazardous
J．improved
K．instantaneous
L．intrinsic
M．relatively
N．shift
O．similarly