1. There are a lot of people who are afraid of travelling by although statistically it's the safest means of transport. 2. Be careful not to swallow chewing as it can be harmful to your stomach. 3. A light was invented by Thomas Edison in the 19th century. 4. I don't want to watch this programme anymore, but I can't find a remote to change the channel. 5. We have so many clothes that our washing runs almost every day. 6. If I didn't have a , I would have to spend at least two hours a day washing up. 7. Try these ? the quality of sound is incomparably better and they are really comfortable. 8. Although at the beginning a was supposed to be used to make phone calls, it now has plenty of other functions ? some less useful than others. 9. Bill has recently bought a . It's much slower and less powerful than a motorcycle, but it's still perfect for moving around the town. 10. But for a , people would have to sweep the floor and waste so much time on it.