They are twins.These are___books

They are twins.These are___books these books are not______(the twins).they are____(alice) These books are the twins'.They're ours改错 whose dictionaries are these?they are thewhose dictionaries are these?they are the .a.twins' b.twin c.twins d.twin' Are these ____ the twins'?---Yes,they are.A.key B.box C.keys D.boxs they are ( ) a.the twins b.twins They are twins.对twins提问 They are the______(twins) books. They are twins.（翻译） These shose are the twins'.对the twins'提问 they are twins ,but they look different They are twins,so they look( ) Are they the twins sweaters?是哪处错误 These two girls -twins,they Look the same They look s__,though they are twins.填空 Tom and Tim are twins.they are twin b什么 Lucy and Lily are twins.they are the s___age. Lucy and Lily are twins, they are a_怎样填?