WorddeMeaningif (+ infinitive)Part of speechprepositionPronunciationCourseSpanish (Latin America)LessonInfinitive conditionals (de + infinitivo)Usages of deDe operar la máquina pesada, se necesitará usar el casco.If operating the heavy machine, using the helmet will be required.De operar el montacargas, usted necesitará un permiso.If you operate the forklift, you will need a permit.