EXERCISE 22 In the past,the Park Service focused on making the big scenic parks more __1_ and comfortable for tourists.Road were paved to allow "windshield visitors" to experince the grandeur of nature without leaving their cars,and a _2__ number of hotels and grocery stores were permitted to open __3_ the park boundaries. Now this trend is changing.Plans have been made to __4_ the parks to their natural condition as much as possible.The objective of such a move would be to secure the preservation of the parks for future generations,__5_ allowing present-day visitors to experience pure wildeness,__6_ from any obvious signs of citilization---an opportunity which is quickly disappearing in the twentieth century.__7_ plans call only __8_ a reduction in the number of cars __9_ into the parks each day,but __10_,tourists may have to leave their cars at the gates and then dither visit the park on foot__11_ use park__12_.__13_,stores and hotels may no longer be allowed within park boundaries and even the number of campground may be restricted. Denail National Park in Alaska serves as an excellent __14_ for this new type of park,one which has been changed only slightly from its __15_ state.There is only one road,unpaved in __16_,which cross __17_ Denali.As car traffic is strictly limited,many visitors experience the magnificent __18_ and wildlife from a park bus.There are no hotels or stores and only seven campgrounds within Denali's 3000 square miles.This __19_ isolation offers backpackers,canoeists,and other sport enthusiasts a __20_ physical and pshchological challenge. 1) A possible B accessible C approachable D reachable 2) A large B amazing C minumum D limited 3) A within B inside C on D at 4) A recover B turn C rebuild D restore 5) A thus B and C while D but 6) A released B devoid C free D resulted 7) A detailed B initial C overall D long-term 8) A at B on C for D about 9) A allowed B parked C moved D headed 10) A then B finally C consequently D eventually 11) A or B and C but D may 12) A transportation B traffic C facilities D lot 13) A exceptionally B additionally C increasing D extraordinarily 14) A prototype B example C model D pattern 16) A segment B portions C divisions D sections 15) A original B naturall C primitivel D rude 17) A in B into C off D through 18) A scenery B scene C sight D spectacle 19) A comparative B relative C strict D geographical 20) A strange B specific C special D distinct 参考答案: 1--5 BDADC 6--10 CBCAD 11--15 AABCB 16--20 DDABC
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