Complete the sentences

Unit 13
1 Complete the sentences.
► Cars and factories are causing a lot of pollution
1 It's.
with rain outside. The children will get very wet.
of global warming?
2 What are the main
3 It's usually cold in January, but this winter it has been very
4 Unfortunately, it's very hard to
the future: anything could happen.
5 It was very hot, but fortunately there was a lovely
6 Global warming is causing more
coming off the sea.
weather conditions, which will
people in different parts of the world in different ways.