第6部分：完型填空(第51～65题，每题1分，共15分)

　　下面的短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。

　　Paper or Plastic?

　　Take a walk along the Chesapeake Bay, and you are likely to see plastic bags floating in the water.They have made their_______(51)into local waterways and，from there，into the bay, where they can________(52)wildlife.Piles of them show up in landfills(垃圾填埋地)and on city streets.Plastic bags also take an environmental toll(代价)in the__________(53)of millions of barrels of oil expended every year to produce them.

　　Enter Annapolis and you will see plastic bags_______(54)free in department stores and supermarkets.Alderman(市议员)Sam Shoeshine has introduced a well-meaning_______(55)to ban retailers from distributing plastic shopping bags up Maryland’S capital.Instead，retailers would be required to recycled paper and to sell reusable bags.The city of Baltimore.similar measure.Opponents of the are harmful，too：They cost more to’make;they_______(58)，however_______(56)bags made of________(57)a argue that paper bags_______(59)more resources to.transport，and recycling them causes more pollution than recycling plastic.The argument for depriving Annapolis residents Everyone in this _________(60)their plastic bags is far from accepted________(61)is right about one thing：Disposable shopping bags of any type are wasteful，and the best outcome would be for customers to ________(62)bags instead.Annapolis’mayor is investigating how to hand out free，reusable shopping bags to city residents，a proposal that can proceed ________(63)of whether other bags are banned.A less-expensive alternative would be to encourage retailers to give be more________(64)to customers who bring their own reusable bags.And this policy would_________(65)if stores imitated furniture mega—retailer(超人零售商)Ikea and charged for disposable bags at the checkout counter.A broad ban on the use of plastic shopping bags is not the answer.

　　51. A difference B point C progress D way

　　52. A harm B help C keep D protect

　　53. A light B form C time D place

　　54. A dropped B packed C put D distributed

　　55. A proposal B service C system D change

　　56. A open B fill C offer D hold

　　57. A getting B considering C replacing D improving

　　58. A idea B effect C technology D behavior

　　59. A limit B provide C destroy D consume

　　60. A from B with C of D in

　　61. A debate B organization C project D program

　　62. A reform B reuse C repair D reduce

　　63. A instead B because C regardless D careless

　　64. A examples B instructions C discounts D receipts

　　65.A impressive B effective C formal D typical

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