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  3. Binoculars(双筒望远镜)are not only used for wildlife observation, but are essenti

Binoculars(双筒望远镜)are not only used for wildlife observation, but are essenti

游客2023-06-24  21
问题     Binoculars(双筒望远镜)are not only used for wildlife observation, but are essential in certain sports, particularly in hunting. A hunter can climb in a tree and observe the woods and fields from afar, while a quality set of binoculars helps to spot wildlife with ease. Since the binoculars are being used outdoors, it is sensible to【C1】______a waterproof set: hunters will often find themselves out in the snow during hunting season. While the snow makes for【C2】______tracking of wildlife, if the binoculars fall into the snow, the【C3】______to moisture can result in significant damage.
    Binoculars range in cost【C4】______from $ 50 to $ 1 000 depending upon the binoculars’ features. Roof prism(屋脊棱镜)binoculars are of extreme quality and are【C5】______for hunting or other outdoor ventures. While they tend to cost more than other brands of binoculars, they provide a hunter a crystal clear viewing field. A magnification of 10 x 50 is【C6】______if the binoculars are being used for hunting, while in the case of bird watching, a lower magnification may meet the need.
    Hunters will also consider the field of view offered by the binoculars they decide to buy: the field of view will【C7】______how much of the actual landscape is visible. Finally, hunters that wear eyeglasses will need to take such a fact into【C8】______when buying binoculars: the type of binoculars purchased can【C9】______how well the hunter can see objects through the viewing【C10】______.
A)affect F)exposure K)persuaded
B)appliance G)fantastic L)purchase
C)consideration H)ideal M)recommended
D)determine I)influence N)roughly
E)distinguished J)instrument O)specifically [br] 【C4】
选项
答案 N
解析 副词辨析题。句子结构完整，空格需：要一个副词修饰谓语动词range。由于性能高低不同，双筒望远镜的价格由50美元到1 000美元不等。这里表述的价格是个概数，故选roughly。
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