Lucy and Lily were helping an old man ___ (cross)the street

Maria sits ------ Lucy and Lily. Lucy and Lily are twins.同义句转换：Lucy ----- ----- ----- ----- Lily. Lucy and Lily could swim when they were five years old .改为否定句 Lucy and Lily were helping an old man ___ (cross)the street she is lucy and she is lily where are还是is lucy and lily These are( )friends A.Lucy's and Lily's B.Lucy and Lily C.Lucy and Lily's D.Lucy's and Lily 2,Tom is____brother.A,Lucy and Lily's B,Lucy's and Lily C,Lucy's and Lily's D,Lucy and Lily.请解释 This room is ___ .A.Lucy and Lily B.Lucy's and Lily C.Lucy's and Lily's D.Lucy and Lily's 语法说明 lucy and lily b(?) have blond hair. lucy and lily ----------(not like)apples lucy and lily is twins.改错 their 什么 are lucy and lily i sit ( ) lucy and lily 填什么 This is ( ) father,Mr.Smith.A.Lucy and Lily B,Lucy's and Lily's C.Lucy and Lily's D.Lucy's and Lily Lucy and Lily have new__(look)today The twins’ name are Lucy and Lily Lucy and lily sit back to back.