weak [wi:k] adjective 1. [generally] débil to grow weak debilitarse 2. [material, structure] frágil 3. [argument, tea etc] flojo ( f flaja) 4. [lacking knowledge, skill] to be weak on something estar flojo ( f floja) en algo
Complétez la séquence avec la proposition qui convient. This exercise … be difficult, my younger brother can do it! mustn't can't must