The average teenager sends 875 text messages every month.
875 text messages are sent by the average teenager every month.
A Japanese company makes those mobile phones.
Those mobile phones are made by a Japanese company.
• The sun warms the water in the pool.
The water in the pool is warmed by the sun.
A hundred new cars are produced.
The internet is used by 64 million people.
• Twelve million text messages are sent.
10,000 songs are downloaded from the internet.
• There is a lot of rubbish. In fact, 1.5 million kilograms of rubbish is thrown away.
1 Our computers are packed in this department here.
2 The keyboard is attached to the case.
3 The electric cables are added in a separate box.
4 How are the sockets added?
5 When is the battery attached?
6 Where are these engines built?