Sister brother的复数是
Sister brother的复数是
sister brother son daugher father mother parent 的复数形式
写出mather father this sister brother is 的复数形式.
brother的复数是什么
sister的复数是什么
sister的复数形式
"They are sister and brother"sister and brother为什么不用复数?
brother sister
brother的复数形式是brethren还是brothers
brother和sister之间的英语是什么?
family的复数是?it的复数是?boy的复数是?This her brother改为复数形式是?Those are
英语翻译我写的是:I have an elder sister and an elder brother,they ar