英语基础题!谢谢these letters are————a：jack‘s and mary’sB:jack and m

英语基础题!谢谢these letters are————a：jack‘s and mary’sB:jack and m 英语选择1.Lily is_sister.A.Mary and Jack B.Mary's and Jack's C.M Jack and jim are twin brothers ——are big and strong 怎么写 改错Mr Black is Jack' s and Mary's father. 阅读英语短文,It's Sunday.Jack and Alice are in park.They’re from A 英语题求解1、jack and mike are american(改为一般疑问句）2、these are my box These rooms are Mary's and Lili's.这种形式正确,还是These rooms are M boys,jack,these,and,paul ,are（连词成句） Jack,these,and,his,are,cousins连词成句 Let's ask Mary and Jack to go with us. 英语翻译要不然肯定完蛋了我.Jack and mary are good friends.They work for a 英语翻译Jack and Mary are good friends.They work for a power sup