Soluzione del esercizio Think it out di Engage B2 with Exam Skills

Esercizi svolti per il libro Engage B2 with Exam Skills

Soluzione

  1. To talk about necessity in the past we use needed to and had to.
  2. We use didn’t have to, didn't need to, and had no obligation to to talk about lack of obligation in the past.
  3. When we use didn't need to, it means that we did something that wasn’t necessary.