英语语法问题it was a bit challenging for me 这里的bit是副词吗?

it was raining quite a bit 英语语法问题prior to the war,he was a teacher请问这里的prior是形容词还是副词? just for a bit I'm afraid it's a bit small for me.-----Do you have_____size I think that it's a bit difficult for me to learn English we take it a bit是何意 ---Excuse me, the shirt is a bit small for me. That clothes is a bit expensive for me（就划线部分提问 a bit expensi "Bit it Bit not a bit和not a bit副词还是形容词? little bit,a bit,bit,little的区别? bit 和little bit和a little bit的区别