{"answers": "B", "options": ["f : it 's fine . but pay attention , all the buildings on campus are grey .", "f : remember , the grey library is near the red main teaching building .", "f : it 's easy to find the main teaching building as it 's green and bright .", "f : the library and the main building are all in red . they stand together ."], "article": "m : excuse me , i 'm a new student here , the campus is very big , i 'm lost . f : where do you want to go ? m : i want to find where the school library is . f : ok , go down this street and turn right at the second corner . go along until you see a gray building , that 's it . m : that sounds hard to find . f : actually , it is very easy . the library is just between the post office and the red main teaching building . m : that sounds much easier . f : you are right . but you have to hurry . it has started raining . m : thanks very much .", "id": "train_1016"}