1 Complete each sentence with a word from Exercise 1. There's often snow on the top of a very high
2 It can be difficult to run up a
because it's all sand
3 When water goes over the edge of a
it often looks white
4 А
can be dangerous for ships, because it's just below the surface of the sea.
$ Ma
is active, it sometimes erupts and can be very dangerous.
. It can take a very long time for a
to move even as little as ten centimetres.
7 A
is sometimes a good place for ships to stop,
because it's protected by land on three sides.
# There's usually a river at the bottom of a
