MY VOCAB PRACTICE:

1. Britain, the USA and the Soviet Union cooperated to defeat the Nazis.

2. Can Britain and the EU coexist on the same continent without going to war?

3. The increase in CO2 in the atmosphere is correlated with the industrial revolution.

4. Ecosystems can collapse very suddenly due to minor changes in the environment.

5. Lots of businesses now use twitter to communicate with their customers.