20．With more and more cars on the road，traffic jams are inevitable（不可避免的）．Traffic jams can lead to increased accidents as there are more cars．It's impossible to avoid traffic jams altogether．（16）G
Check for traffic jams before you leave．
You can listen to the radio for traffic news，or check on the Internet to get up-to-minute information on traffic．If the route you want to take is heavy with traffic，you can choose another．
Look for a different route all the time．
Most traffic jams happen on busy roads．（17）FAlthough the distance you may have to travel is further，it can work out quicker．
Set your car radio to receive traffic bulletins．
Many new car stereo systems （汽車音響系統(tǒng)） are equipped with a radio system by which you can hear the traffic channel．（18）E
（19）A
Most traffic jams usually occur during rush hour，so try to avoid this time period if possible．Some jobs offer flexible working hours so that you can travel to work outside of rush hour．Some jobs even allow you to work at home so as to avoid moving altogether．Ask your manager to see what you can do if traffic is a problem for you．
Use public transport alternatives where available．
（20）CNot only will you avoid traffic jams but you will most likely be saving money as the cost of motoring rises．
A．Try traveling at different time．
B．What should we do to prevent traffic accidents？
C．The easiest way to avoid traffic jams is to take buses or the underground instead of driving your own car．
D．Public transport is so important in our life that we should use it at any time．
E．This way you can get the latest traffic information and change your journey if necessary．
F．Using country roads could let you avoid a lot of traffic．
G．There are some tips you can follow to reduce the amount of time on the road．
分析 每天道路上有很多的汽車，所以交通堵塞是不可避免的，針對這些給出了不同的建議．
解答 16-20 GFEAC
16．G 考查上下文理解力．根據(jù)第一段的介紹，It's impossible to avoid traffic jams altogether避免交通堵塞是不可能的，再下文還提及一些方法，故答案為G．
17．F 考查上下文理解力．根據(jù)Most traffic jams happen on busy roads可知，大多數(shù)交通堵塞都是發(fā)生在繁忙的道路上，所以使用鄉(xiāng)村道路避免交通堵塞，故答案為F．
18．E 考查上下文理解力．根據(jù)Many new car stereo systems （汽車音響系統(tǒng)） are equipped with a radio system by which you can hear the traffic channel．可知，許多新車音響系統(tǒng)都配備電臺，你可以收到交通信息，故答案為E．
19．A考查上下文理解力．Most traffic jams usually occur during rush hour，so try to avoid this time period if possible這句話說大多數(shù)交通堵塞都發(fā)生在交通高峰期，所以盡量在不同時間出行，故答案為A．
20．C考查上下文理解力．最后一段Not only will you avoid traffic jams but you will most likely be saving money as the cost of motoring rises告訴我們避免堵塞的方法是做公共交通出行或地鐵，故答案為C．
點評 考察學(xué)生的推理判斷能力和聯(lián)系上下文的能力，在做推理判斷題不要以個人的主觀想象代替文章的事實，要根據(jù)文章事實進(jìn)行合乎邏輯的推理判斷．此類的填空題一定要聯(lián)系上下文，根據(jù)上下文的內(nèi)容加上自己的理解，再作出正確的判斷
