Choose the best answer.

Governments need to provide a viable _________ to car travel in order to reduce pollution in the country.

Choose the best answer.

He talked about his incredible experience of being _____ space, looking down on the Earth.

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Known worldwide by its panda logo, World Wildlife Fund (WWF) is dedicated to protecting _____ world's wildlife and the rich biological diversity that we all need to survive.

Find the mistake.

Sylvia Earle, an underwater explorer and marine biologist, who was born in the USA in 1935.

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Ecology is the study of our _____ environment.

Choose the word OPPOSITE in meaning to the underlined part.

I don’t think we should kick the can down the road and let our next generation solve the global warming problem.

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If it hadn't been for the storm, the farmers _________ a great harvest last year.