Употребите правильный предлог, если необходимо и заполните пропуски 1 many heavy metals are toxic (to, for, at) animals and plants 2 the government has to impose stricter controls the emissions and bring in tough legislation to deal the problem. 3 carbon monoxide, which is mostly produced motor vehicles can, even __ small doses, cause sickness and a slowing the reflexes. 4 the principle of sustainable development is included the amsterdam treaty of the european union 5 the increased amount __ carbon dioxide __ the atmosphere is making it warmer.

1 Many heavy metals are toxic to animals and plants
2 The government has to impose stricter controls on the emissions and bring in tough legislation to deal with the problem.
3 Carbon monoxide, which is mostly produced by motor vehicles can, even in small doses, cause sickness and a slowing down the reflexes.
4 The Principle of Sustainable Development is included into the Amsterdam Treaty of the European Union
5 The increased amount of carbon dioxide in the atmosphere is making it warmer.