Which sentence is INCORRECT:

Choose the option that best completes the sentence below: "She regretted not ______ the opportunity when it was offered to her."

Assinale a alternativa que completa a frase a seguir: _________ a problem that we have to solve now.

Complete the sentences with in, at or on and choose the correct alternative. Richard is ____ university. He lives ____ the second floor. We arrive ___...

The phrasal verb “give up” is the same:

Complete a sentença com o tempo verbal correto e assinale a alternativa correta: The police _________ three people, but later they let go them.

Read the sentences below and choose the option which is grammatically INCORRECT: