books,they,some,are,reading,连词成句

They are some pens,some books but cards books,they,some,are,reading,连词成句 Some books are in the sofa.They are my books改正 Whose books are they? They are books. They want to buy some books.Now they are going to the写下句用英语 They are the______(twins) books. They are books 英语疑问句 陈述句变一般疑问句 They often sweep the floor My father often read some books.There are some pens i 陈述句变否定句 They often sweep the floor My father often read some books.There are some pens They have some books(改为一般疑问句) They want to r_____ some books. please show they some new books.改错 What are {this}?They are English books these are (they)books.those are (your) Are they your books?还是Are these your books?为什么? These are Chinese books.They are (we)books. they are too expensive books!___ ____ the books are