阅读材料 回答题： Car Thieves Could be Stopped RemotelySpeeding off in a stolen car the

阅读材料，回答题：

Car Thieves Could be Stopped Remotely

Speeding off in a stolen car, the thief thinks he has got agreat catch. but he is in A．nastysurprise. The car is fitted with aremote immobilizer, and aradio signal from acontrol center milesaway will ensure that once the thief switches the engine__________ (51 ), he will not be able tostart it again.

For now, such devices__________ (52) only available for fleets of trucks and specialist vehi-cles used on construction sites. but remote immobilization technology could so.on start to trickledown to ordinary cars,and__________(53)be available to ordinary cars in the UK __________ (54) two months.

The ideagoes like this. acontrol box fitted to the car incorporates __________ (55) miniaturecellphone,a microprocessorandmemory,anda GPS satellite positioning receiver. __________ (56) the car is stolen, acoded cellphone signal will tell the unit to block the vehicle&39;sengine management system and prevent the engine__________ (57) restarted.

There are even plans for immobilizers __________(58) shut down vehicles on the move,though there are fears over the safety implications of such asystem.

In the UK, an array of technical fixes is already making__________ (59) harder for carthieves. "The pattern of vehicles crime has changed," says Martyn Randall of Thatcham, asecur-ity research organization based in B．erkshire that is funded in part __________ (60)the motor insur-ance industry.

He says it would only take him afew minutes to __________ (61)anovice how to steal acar,using abare minimum of tools. but only if the car is more than 10 years old.

Modern cars are A．far tougher proposition, as their engine management computer will not __________(62) them to start unless they receive aunique ID code B．eamed out by the ignitionkey. In the UK, technologies like this__________(63) achieve a31 percent drop in vehicle-relatedcrime since 1997.

but determined criminals are still managing to find other ways to steal cars. Often by gettinghold of the owner&39;s keys in aburglary. In 2000,12 percent of vehicles stolen in the UK were takenby using the owner&39;s keys, which doubles the previous year&39;s figure.

Remote-controlled immobilization system would __________(64)amajor new obstacle in thecriminal&39;s way by making such thefts pointless. agroup that includes Thatcham, the police, insur-ance companies and security technology firms have developed standards for asystem that could goon the market sooner than the __________(65)expects.

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A.off

B.on

C.at

D.of

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