试题题干
Fill in the blanks with an item as required.
With a relative pronoun or relative adverb:
Government reports, legal documents and most business letters are the main situations in
formal language is used.
参考答案
试题解析
本题考查定语从句引导词的选择。本题中出现了两个谓语动词，in后面应该是定语从句修饰前面的名词situation。分析句意可知应该是language is used in these situation，所以这里要填which指代前面的situation。
句意：政府报告、法律文件和大多数商业信函是使用正式语言的主要场合。