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Complete the text with the list of words A-F below.

Tick the appropriate letter on your answer sheet.

global warming

Global warming is a (1) D long-term… challenge, but it will not have a catastrophic impact on our future, if we deal with it in the (2) C right… way. If we try to reduce the level of greenhouse gases, we believe it will have a minimal impact on rising temperatures. However, it would be better to spend money on the more (3) F urgent… health problem of providing the world's population with clean drinking water.

A unrealistic B agreed C right D long-term E usual F urgent