Government reports, examination compositions, legal documents and most business letters are the main situations_______formal language is used.
A、in which
B、on which
C、in that
D、at what
出自:安徽大学-会计学

完成拼图验证

按住下方滑块,将拼图拖到缺口处后松开。

拼图背景,将小拼图拖到缺口处
向右拖动滑块