Questões de Concurso Público Prefeitura de Louveira - SP 2020 para Professor de Inglês

Choose the best option to complete the sentences using off, out and up:

1. You need to back ____, or the situation could turn ugly.

2. He backed ____ of the garage.

3. Back ____ your documents folder before applying the update.

4. You should be careful. This guy is backed ____ by the local gang.