Paul and Lucy are from Canada and America这句话有没有语法错误

Paul and Lucy are from Canada and America这句话有没有语法错误 Lucy and Lily are twins.同义句转换：Lucy ----- ----- ----- ----- Lily. 用my,good,friends,Peter.Paul,and,are连词造句 boys,jack,these,and,paul ,are（连词成句） where are还是is lucy and lily their 什么 are lucy and lily Mike and Lucy are brotherand sister . The twins’ name are Lucy and Lily Lucy`s ___ are Tom and Linda. lily and lucy,sister,not,are.连词成句lily and lucy,sister,not,are.(.) 改写句子使句意不变They are Lily and Lucy.改写：( ) ( )are Lily and Lucy Lucy and Lily are twins.they are the s___age. Lucy and Lily are twins, they are a_怎样填? 3.Lily and Lucy are twins._________ are twelve. These are( )friends A.Lucy's and Lily's B.Lucy and Lily C.Lucy and Lily's D.Lucy's and Lily （ ）good friebds A.i and LUcy andis B.I and Lucy C.Lucy and I am D.Lucy and I are Here is lucy and lily 还是 Here are lucy and lily.急 Who is Lily and Lucy?还是Who are Lily and Lucy?