According to the passage, scholars and students are great travelers because ______. The writer thinks that the growth of specia

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问题 According to the passage, scholars and students are great travelers because ______.
The writer thinks that the growth of specialist periodicals has helped scholars to ______.

选项 A、cut down research costs
B、keep up with current developments
C、spend less time traveling
D、develop their ideas more quickly

答案B

解析 推断题。由文章第六段第三句可知,作者认为专业期刊的发展可以帮助学者跟上研究发展的趋势,所以B正确。
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