问题类 question marks ; Problems
问题类别请说出年代 name the decade ; label the decade
主题类型 Topic types ; TopicType
问题类别 Problem Category
社会问题类 Social Problems
主题类别 Subject directories
按课题类型分 Grouped by Types of Projects
数据挖掘问题类型 data mining problem type
网络最优化问题类型 Types of Network Optimization Problem
表格归类题 Fill in a table
解析：根据题干中的some of them are specialist theatres，考生可锁定文章的第六段。 作者随后举了例子来说明什么是specialist theatres，这些剧院只上演某一类戏剧。
What does the author mean by saying "some of them are specialist theatres"?
那道物理题跟我已知的一类题型相同。
That physics problem fit the pattern of a class of problems I already knew how to solve.
比如，你的是网站设计类的博客，那你就可以写一篇文章题如“设计师所需的百项免费资源”。
If you have a web design blog, for example, you could write an article with "100 Free Resources for Designers". Here are some ideas for killer articles.
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