- 角速度
- 共964题
The train ads were placed among family-oriented TV programs involving nature and America because
A．they could focus on meaningful travel experiences
B．they could increase the effectiveness of the TV programs
C．their profits could be increased by some 15 percent
D．most travel-lovers and nervous fliers were believed to be among the audiences
正确答案
D
解析
推断题。题目询问涉及到自然和美国本土的火车广告，其出现在适合家庭收看的电视节目中的原因。从第4段第2句中得知，其目的在于尽可能多地影响收看电视的观众。因此可以推断大多数旅行爱好者和对乘飞机有不适反应的人们是收看电视的观众，因而[D]正确。
According to the passage, the Empire Builder enjoyed an increase in ridership and profits because__________.
A．the attractiveness of its name and route was effectively advertised
B．it provided an exciting travel experience
C．its passengers could enjoy the great western outdoors
D．it was widely advertised in newspapers and magazines in Chicago and Seattle
正确答案
A
解析
推断题。题目询问“Empire Builder”号的客运量及其利润提高的原因是什么。根据第4段第1句：广告在显现选择那些很有名气的西部路线所能享受到的美丽风景画面的同时，强调了有些火车的富有浪漫气息的车名，如Empire Builder等。因此[A]为正确答案，[D]、[C]、[D]都不确切。另外，本段第3句话也为回答本题作了依据。
According to the researchers, cream sours faster than butter because bacteria ___________.
A．are more evenly distributed in cream
B．multiply more easily in cream than in butter
C．live on less fat in cream than in butter
D．produce less waste in cream than in butter
正确答案
B
解析
辨认事实题。题目询问为什么奶油比黄油变酸快。文章第3段指出，奶油中的脂肪球体是漂浮在水中，而黄油中的水状球体是和脂肪相分离的，因而致使食物变质的细菌很适合于在这种混合物的水状物中生存，这就意味着在奶油中细菌更容易繁殖生长。因此[B]“细菌在奶油中比黄油中繁殖得更快”正确。
The significance of Broaklehurst's research is that ____________.
A．it suggested a way to keep some foods fresh without preservatives
B．it discovered tiny globules in both cream and butter
C．it revealed the secret of how bacteria multiply in cream and butter
D．it found that cream and butter share the same chemical composition
正确答案
A
解析
辨认事实题。题目询问Brocklehurst的研究的意义在于什么。通读全文不难发现，[A]“探索一种不用防腐剂的保鲜方法”是正确的。[B]、[C]、[D]三项都不符合题意。
According to Brocklehurst, we can keep cream fresh by ___________.
A．removing its fat
B．killing the bacteria
C．reducing its water content
D．altering its structure
正确答案
D
解析
辨认事实题。题目询问根据Brocklehurst的研究，通过什么方式可使奶油保持新鲜。根据第1段可知，[D]正确。
扫码查看完整答案与解析