All sentence idioms are complete sentences. They are mainly_____

All sentence idioms are complete sentences. They are mainly______andsaying ,includingcolloquialisms and catchphrases.
【正确答案】：proverbs
【题目解析】：从题干信息看，该句话涉及习语的一个类型sentence idioms的特点，sentence idioms 是完整的句子，主要是一些谚语和名言。