阅读下面短文,从短文后所给的A、B、C三个选项中选出能填入相应空白处的最佳选项。
Welcome to London. You may visit many interesting 1 here.
The River Thames is a very beautiful river. Many boats and ships come and go 2 it. Many people from other countries go on boat trips here. One of the best boat trips is from Tower Bridge to Westminster Bridge. Boats 3 Tower Bridge every half an hour.
Tower Bridge is a 4 bridge in the world. Tower Bridge is near the Tower of London. 5 Tower Bridge gets its name. You can 6 Tower Bridge at any time.
Hyde Park is in the centre of the 7. It's a great city park in the world, It 8 very beautiful. You can enjoy swimming, boating, bike riding and skating here.
London has a lot of museums and some of 9 are free (免费的). They're good places for you to visit. I'm sure you'll 10 a good time here.