9.Teacher:Hi,Anna.Are these your pencils? Anna:(31)E Teacher:And is this his green pen? Anna:(32)C Teacher:(33)B Anna:It is Helen's.And the green pen is hers,too. Teacher:And the eraser?Is that yours? Anna:Yes,it is. Teacher:(34)D Anna:(35)A
A.You are welcome. B.What about this dictionary? C.No,it is not.The blue pen is his. D.Thank you for your help,Anna. E.No,they are Bob's.