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Maintaining biodiversity is_________ great importance of preserving the precious and rare animals.

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It is important to raise the people’s _________ of environmental conservation.

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The authority has made a lot of great efforts ________ endangered species.

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You should wear warm clothes in winter, _________ you will catch cold.

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All rubbish and sewage has to be _________ treated before being discharged into seas and rivers.

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He has got________ money so he can’t buy this latest car.

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This campaign for protecting endangered species appeals more than 20__________.