bad manners manner是可数名词?

company和manners是可数名词吗 三个英语问题1.it's (bad manners)/(a bad manner) to talk loudly.略答案 manner与manners的区别? bad,good作名词时可数吗 Good manners and bad manners "record"是可数名词? problem是可数名词 turkey是可数名词? clothes是可数名词? pronunciation 是可数名词? 为什么是it is good/bad manners to do sth. 你好 请问是it's bad manners of sb to do sth 还是 it's bad manners f