mother-in-law的复数形式是什么

mother-in-law的复数形式是什么 brother-in-law 复数brother-in-law 的复数是brothers-in-law father- in -law,mother-in-law,brother-in-law,sister-in-law怎么变名词复数? 谁知道以下单词复数形式和中文step-son step-mother step-brothersister-in-law parent-in-law son-in-law 的复数是不是sons-in-law step-son ,step-mother ,step-brother ,sister-in-law ,parent-in-law变为复数 斜体mother in law sister-in-law的复数如题 daughter-in-law的复数是什么啊? 英语复数形式,翻译,和比较级最高级1.复数形式German Chinese Japanese roof chief sheep deer man doctor woman driverstep-son step-mother step-brothersister-in-law parent-in-law2.翻译man months of thinkingthree pieces of chalktwo mothers-in-law 和 mother-in-laws 哪个是正确的说法? son-in-law复数形式怎么样变?好像son-in-law和daughter-in-law这种单词,复数应怎样改变?把s加在哪儿? meet mother in law OMG. mother,grandmother,grandfather的复数形式? 新视野大学英语第三单元的Rich meeting his futher mother in law 是那部电影的节选 mother的复数形式 father的复数形式 快,好的快的立马采纳 mother与mother in law 有什么区别 sister brother son daugher father mother parent 的复数形式