List of irregular verbs - Grammar reference » Стр.162 (1)

Unit 15 1. Decide if the sentences are active (A) or passive (P). 1–P; 2–A; 3–P; 4–P; 5–A. 1. Thousands of new apps are downloaded every day. – Passive. 2. We need more computers in my school. – Active. 3. Computer viruses are often sent by email. – Passive. 4. A lot of money is spent on developing new smartphones. – Passive. 5. A virus deleted all the information on my laptop. – Active.