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Right Wrong Not mentioned
importance Effects protection impression
Right Wrong Not mentioned
the; the /; a /; / the; /
it is always difficult to work out international agreements to cut down emissions harmful to the ozone layer it is no longer easy to reach international agreements relating to the environment the world had recently become aware of the threat of global warming the problem of global warming has largely been solved
convince people that global warming is a real threat criticize some countries for refusing to cut down emissions harmful to the ozone layer analyze the problem of global warming argue against making deep cuts in emissions
Deal with the global warming. To deal with the global warming. Dealing with the global warming. To have dealt with the global warming.
the leaders of many countries are not fully aware of the gravity of the problem world technology is not able to solve the problem not all the countries are willing to make deep cuts in emissions many people welcome the global-warming effect of a warmer summer
the; the /; a /; / the; /
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