

Seu próximo nível começa aqui
Seu desenvolvimento não pode ter limites. Garanta sua Assinatura Ilimitada e libere uma preparação completa com os melhores professores do Brasil.
Attention! The following questions are NOT related to the previous text:
"lf competent teachers __________, we ________, among other professions, scientists, engineers or doctors".
The correct verb forms that, respectively, fill the blanks in the sentence above is:
had not existed / would not have
do not exist / did not have
didn't exist / 'd not have
wouldn't exist / didn't have