Read the sentences and try to complete them!
- Plastic bottles were first used in ___________________________.
- But they became popular only in __________________.
- Plastic bottles are better than ________________because they are light, cheaper to produce and transport.
- You can’t ________________plastic bottles easily.
- Plastic bottles are usually made from ___________________.
- Plastic bottles from oil or gas are not______________________. They need about 450 years to decompose.
- Some plastic bottles are made from_________________. These bottles are biodegradable.
- Some people say that hot water in plastic bottles can cause______________.