企源知识库

（）are mainly proverbs and sayings.
A、Idioms nominal in nature
B、Idioms verbal in nature
C、Idioms adverbial in nature
D、Sentence idioms
【正确答案】：D
【题目解析】：Sentence idioms are mainly proverbs and sayings. 句式习语主要是谚语和格言。答案为D。