It is found that the declarative mood type takes the largest proportion, next are imperative and interrogativemood types.
研究发现，在语气类型中，陈述语气占据绝大部分数量，其次是祈使语气和疑问语气。
2
In Systemic Functional Grammar speech functions are expressed by grammatical clauses through Mood choices, and questions are typically expressed by interrogative clauses.