More than two hundred years ago , the term” environmental pollution “ was quite strange to people They lived healthily , drank pure water , and breathed fresh air In those days , industry was not welldeveloped Nowadays , the situation is quite different The world today is faced with many major threats The most dangerous threat of all is war , and after the threat of war is pollution People all over the world are worried about things that are happening to environment Actually it is man that is destroying the surroundings with many kinds of wastes from the devices that make human lives more comfortable and convenient Everybody knows that cars emit dangerous gases that cause poisonous air and cancer , but no one wants to travel on foot or by bicycles Manufactures know that wastes from factories make water and soil polluted , but they not want to spend a lot of their money on treating the wastes safely scattering rubbish is bad for our health , but no one wants to spend time burying it Is it worth talking a lot about pollution 1) In former days , people A) lived in the polluted environment B) breathed fresh air , drank pure water and lived healthily * C) breathed polluted air , drank pure water and lived healthily D) were worried about pollution 2) Everybody knows that cars emit dangerous gases A) but they still prefer traveling by car * B) so they not travel by car any longer C) they no longer use cars D) so they prefer traveling by bicycles 3) The most dangerous threat that the world is faced with is -A) air B) pollution C) war * D) water 4) More than two hundred years ago A) the environment was polluted as much as it is today B) air was polluted badly C) people were faced with pollution D) people know nothing about environmental pollution* 5) Factory owners A) have no awareness of pollution B) know nothing about pollution C) not want to spend their money on treating the wastes safely * D) treat wastes from their factories safely DeThiMau.vn