Instead of problema , use (inconvenience/issue). Instead of mejorar , use perfeccionar (to perfect/refine).
: Replacing high-frequency words with specific alternatives elevates the register of communication: Instead of usar , use emplear (to employ/utilize). Vocabulario B2. Nivel avanzado
Mastering this level involves more than just learning new nouns; it requires a sophisticated grasp of how language connects and flows. Instead of problema , use (inconvenience/issue)