Задание №12198 ЕГЭ Английский язык

Преобразуйте, если это необходимо, слово FINAL так, чтобы оно грамматически и лексически соответствовало содержанию текста.

Chemistry or no chemistry

A couple of weeks passed. __________________, he announced in class that the contest was over. A student had gone to his office to ask if she could try her hand at the question. “What in the world isn't chemistry?” she asked.