These are Lily's photo.哪里错了?

these are（ lily's）books 对划线部分提问 These are Lily's photo.哪里错了? These are Lily's pens 对划线部分提问（划线部分是Lily's） These are Lily's new sweaters.（对划线部分提问）划线部分为：Lily's. These are( )friends A.Lucy's and Lily's B.Lucy and Lily C.Lucy and Lily's D.Lucy's and Lily 请问括号内填什么,These are （ ）bags.A.Lily and Lucy's B.Lily's and Lucy's C.Lily and LucyD.Lily's and Lucy These hairdryers are Lucy and Lily's.对划线部分提问 对Lucy and Lily's.提问 Are these()books,Betty and Lily Are your friend's mother at home today 改错Are these their coats?Yes,these are.Ask that boy.I think its his racket.His namees are Lucy and Lily.Who's trousers are these?They are Tom's. 同义词转换these shoes may be lily's（ ）these shoes ( ) Lily's < >book is mine,and< >are Lily's book's.A this,those B This,that C These those D Those these These are (Lily’s books).(就划线部分提问,怎么问啊?帮个忙那个呗?(⊙_⊙)?) 【英语】These are ____ pencil.One is red.The other is blue.A.Lucy's and LilyB.Lucy and Lily'sC.Lucy's and Lily‘sD.Lucy and Lily 根据句意用所给单词的适当形式填空Who___（be）these girl?Those___（be）my dictionaries.What___（be）these?This is Harry’s pen and___（this）are Lily’s books.Are ___（is） pens? These two rooms are______ A. Lucy's and Lily's B. Lucy's or Lily's . 显示正确答案是B? The desks are ________.A.Lily's and Lucy's.B.Lily and Lucy's These are Jim's trousers.____trousers are these? Lucy's and Lily's friends are good.