英语专业八级改错练习题

Humankind’s future safety and longevity of life on Earth largely depend on the environment which we

live.Keeping the air we __1__breathe free of pollution is a major priority towards making this earth a safe place.Other areas of concern are water,land,the ozone layer,and the preservation of flora and fauna of the planet.

Every country has ecological issues to deal.In South America,__2__the rain forests are rapidly disappearing as people burn and cut down trees to make for farmland.Many Middle-Eastern and Asian countries __3__have a battle to fight with air,water,and land pollution.Lakes and swamps are spread with debris.__4__Mass chemical spraying is used to kill pests on trees and plants.Abundant __5__use of water in countries as China has caused major water

shortage.__6__Rivers be polluted by factories and the populations that live on their banks.Global warming is considered a major factor caused __7__the droughts in eastern China,the Sudan,Ethiopia,and northern Kenya.

The reduction of the ozone layer is blamed for the global warming trends in variant countries of this globe,and

the spread of disease like skin __8__cancer.Societies at large need to pay attention to the existing problems in order to get of the imminent danger of famine,drought and diseases __9__that rise from the damage that pollution causes.__10__