Complete the sentences with the appropriate prepositions 1) there is no need to switch the upper light, it isn’t dark in the room. 2) the scientists should think of a way to prevent rare animals becoming extinct. 3) water pollution is caused activities. 4) air pollution has a negative impact changes. 5) huge areas of rainforests have been cut urban development. 6) the amount and rubbish in big cities is increasing. 7) almost three quarters of the land in great britain is used food production. 8) the governments should make laws to protect the environment the man’s activity. 9) the shortage __ natural resources is the result of their unreasonable use by people. 10) it would be better if you didn’t turn __ the heat in your house when it isn’t cold. 11) we need to reduce the amount we use every day. 12) noise pollution doesn’t only have a negative effect on animals but can also have a negative impact human health.

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