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

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

游客2023-06-21  43
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 with a crystal clear viewing field. A magnification of 10 × 50 is【C6】_________if the binoculars are being used for hunting, while in the case of birdwatching, 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
B) appliance
C) consideration
D) determine
E) distinguished
F) exposure
G) fantastic
H) ideal
I) infer
J) instrument
K) persuaded
L) purchase
M) recommended
N) roughly
O) specifically [br] 【C4】
选项
答案 N
解析 由句意可知，根据性能高低不同，双筒望远镜的价格_______在50美元到1，000美元之间不等。这里表述的价格是个概数，故选roughly“粗略地”。
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