Red de palabras: cracking

Planes Fallidos: Cómo usar 'Fall through'

prepositions

C1

Dominando los Verbos Irregulares: Más allá del -ed (Participios Pasados)

verbs_tenses

B1

Adjetivos: -ed vs. -ing (Sentimiento vs. Causa)

adjectives_adverbs

B2

Oraciones de Relativo Especificativas vs. Explicativas (Comas y Significado)

relative_clauses

B2

un hueso duro de roer

A difficult problem or person to deal with

B2

difícil de roer (lit. difficult to gnaw)

A difficult problem or a person who is difficult to deal with.

un hueso duro de roer

A problem or person that is very difficult to deal with or understand.

pies de barro

a hidden weakness or flaw in someone's character or in something that seems strong

crack a joke

Make people laugh

A2

resolver acertijo

Complete a mental game

B1