TOEFL iBT 2026 Complete the Words: настоящий тренировочный вопрос

In the workshops of fifteenth-century Florence, painters prepared wooden panels through a sequence of carefully regulated stages. Craftsmen fi smoothed t surface, th applied nume thin lay of a chalky gro, each o which h to d completely bef the next was added. Although this preparatory process demanded considerable patience, it enabled subsequent pigments to adhere firmly and enduringly. The resulting smoothness, moreover, allowed artists to render delicate gradations of tone that would otherwise have been impossible to achieve.