Read the Look out! box. Complete the sentences with the present simple or past simple passive of the verbs in brackets. (Đọc bảng Chú ý. Hoàn thành các câu sau với bị động ở thì hiện tại hoặc quá khứ)
1. Mobile phones are owned (own) by about 4.3 billion people in the world today.
2. The best-selling phone ever was the Nokia 1100. More than 250 million _____ (sell).
3. In Japan, mobiles _____ (often / use) in the shower, so most of them are waterproof.
4. The average text message _____ (usually / answer) within 90 seconds.
5. Today, the internet _____ (access) more often from a phone than from a computer.
6. More text messages _____ (send) every year in the Philippines than in any other country.
