There is one mistake in each sentence

II. There is one mistake in each sentence. Find and correct it

   1. Sue used to went to school by bike when she was a little girl.                                                    go

   2. People in country villages used to travel by foot long, long ago.                                                ________

   3. Traffic police should keep regular check on the speed in motor vehicles.                                   ________

   4. Traffic jams cause deaths and air polluted.                                                                                 ________

   5. To avoid traffic jams, you should leaving before the rush hours.                                                ________

   6. Traffic jams cause delays and make people late in work.                                                            ________        

   7. There didn’t use to have as many cars on the road as nowadays.                                               ________

   8. Bad roads is the main cause of traffic accidents.                                                                        ________

   9. The distant between my house and school is about 2 kilometers.                                               ________

   10. Planes are regarded as the safest and fastest mean of transport.                                               ________
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