| Question | He began work in a new field, which was concerned with waste removal, water purification and … . |
|---|---|
| Title | 2985 |
| QType (0=kprim,1=mc,2=sc) | 2 |
| Q_1 | to ventilate adequately |
| Q_2 | adequate ventilation |
| Q_3 | ventilation adequately |
| Answers | 0 1 0 |
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