{"answers": " ", "options": ["f : 300 ? just a half took part in ?", "f : 600 students turned up ? that 's a significant figure !", "f : so there were 400 students who have taken part in the dele b2 exam ?", "f : and among these 400 , how many students passed ?"], "article": "f : how many students took the hsk test last month ? m : well , 600 had registered , but only 2/3 turned up .", "id": "test_669"}