The River Thames is one of the most important rivers in England.It rises at Thames Head in Gloucestersh ire, __1__ London and flows into(流入) the North Sea.It
is 346 kilometers __2__．
London is __3__ for its waterways.Long time ago，the River Thames was one
of the most popular “roads” in London.Many ships and boats __4__ fish，wood and food to the city by it.
In the 1700s，many ships were always arriving with all kinds of things __5__ as tea and silk from the East.The River Thames was __6__ busy at that time that many ships on the river could __7__ move on.Sometimes，the ships had to __8__ for days along the bank to get things on land.
Most of the ancient __9__ in London are along both sides of the River Thames.You can learn about the English __10__ from them.So it's best to travel through London by the river.
(A)1.A.passes through B．passes on
C．runs away D．runs around
Fraser Island is in Queensland，Australia.It is about 120 kilometers long and
24 kilometers wide.It is the largest sand island in the world.There is no airport
on the island，but there is a long beach along the east coast.Planes arrive and leave from there.
The sand makes unusual shapes.There are hills made of sand called sand dunes(沙