IX. Complete the sentences using a word from the box. There are six extra words.
candles chargers DVDs electric electricity engine inventions machine motors plastic satellite sold technology thought wrote
0 People first started using plastic bottles about 60 years ago.
1 Apple _____________ its first personal computer in 1976.
2 Some people still watch films on _____________.
3 You wash your clothes in a washing _____________.
4 Hundreds of years ago, everyone _______ thought ______ that the Earth was flat!
5 Before electricity, people used _____ candles ________ to light their homes.
6 Lots of people use _____________ toothbrushes to keep their teeth clean.
7 Chrome, Firefox and Internet Explorer are all examples of a search _________.
8 There are new _____________ every year and some of them are really exciting.