Задание 4. Passive Voice. Перепишите предложения в пассивном залоге

Решение:

1. Companies use big data to improve customer service. → Big data is used by companies to improve customer service.
2. The IT department will install new software next week. → New software will be installed by the IT department next week.
3. Hackers attacked the company's server yesterday. → The company's server was attacked by hackers yesterday.
4. Engineers are developing a new security system. → A new security system is being developed by engineers.
5. They must update the antivirus regularly. → The antivirus must be updated regularly by them.