153、长篇小说《人啊,人》的作者是( )。

30、Which expression is different from the other three?

29、Which expression is not a transitional one showing addition?

28、The repetition of syntactically similar constructions of coordinate sentences or phrases is called ( ).

27、When you report the result of research, use the ( ) tense to describe the result of a particular experiment.

26、Which one does not belong to judgemental language?

25、( ) can appear in research papers.

24、Words that are often used can be divided into three types: formal, common and ( ).

23、( ) appears at the end of the document.

22、A list of the sources that is used to get information for your paper is called ( ).

21、Expressions like “Chapter 1” and “Part 1” are ( ).