Bob is five years old.Amy is fifteen years old.(合为一句) Amy is

Bob is five years old.Amy is fifteen years old.(合为一句) Amy is Amy is fifteen years old .Millie is fifteen years old同义句 Amy is fifteen years old.millie is eighteen years old.合并成一句 Bob is 18 years old.Mike is 19 years old.合并为一句 Lily is nine years old.Lucy is five years old.(合并为一句） 合并为一句 lily is twelve years old .meimei is fifteen years on Tom is fifteen yeas old.Jim is sixteen years old.（合并为一句） Lucy is 10 years old.Tom is 13 years old.合为一句 改句子,意思不变Bob is five years old.Tom is five years old,too.Bob Amy is 10 years old 和Amy is 10 year old 到底哪个对? 单选 Bob is ____ fifteen years old. 英语同义句改写1.Ann is nine years old.Amy is nine years old,too.2.M