Rewrite the following sentences using the words given

1. Eat better food, and you won’t get sick.

      F If you ___________________________________________________________________

2. Save energy, and you will save some money.

      F If you ___________________________________________________________________

3. Protect the earth or we will have no place to live.

      F If we ___________________________________________________________________

4. Unless you study it, you won’t understand it.

      F If you ___________________________________________________________________

5. If you don’t study harder, you won’t pass the exams.

      F Unless you _______________________________________________________________

6. Don’t pollute the air, or we will have breathing problems.

      F If we ___________________________________________________________________

7. Keep the water clean, or the fish in this lake will die.

      F If you ___________________________________________________________________

8. Remember to turn off all the lights here, or you will waste lots of electricity.

      F If you ___________________________________________________________________

9. Be patient, or you won’t pass the examination.

      F  If you __________________________________________________________________

10. Plant more trees, or the air will be more polluted. 

      F If we ___________________________________________________________________

11. Water these trees or they will die.

      F  If you __________________________________________________________________

12. Leave now or we will miss the plane.

      F If we ___________________________________________________________________

13. Be careful or you may fall.

      F If you ___________________________________________________________________

14. Plant more trees and we will have fresh air.

      F If we ___________________________________________________________________

15. Use reusable bags and we’ll help the environment.

      F If we ___________________________________________________________________

 Rewrite the following sentences using the words given

1. Eat better food, and you won’t get sick.

      F If you ___________________________________________________________________

2. Save energy, and you will save some money.

      F If you ___________________________________________________________________

3. Protect the earth or we will have no place to live.

      F If we ___________________________________________________________________

4. Unless you study it, you won’t understand it.

      F If you ___________________________________________________________________

5. If you don’t study harder, you won’t pass the exams.

      F Unless you _______________________________________________________________

6. Don’t pollute the air, or we will have breathing problems.

      F If we ___________________________________________________________________

7. Keep the water clean, or the fish in this lake will die.

      F If you ___________________________________________________________________

8. Remember to turn off all the lights here, or you will waste lots of electricity.

      F If you ___________________________________________________________________

9. Be patient, or you won’t pass the examination.

      F  If you __________________________________________________________________

10. Plant more trees, or the air will be more polluted. 

      F If we ___________________________________________________________________

11. Water these trees or they will die.

      F  If you __________________________________________________________________

12. Leave now or we will miss the plane.

      F If we ___________________________________________________________________

13. Be careful or you may fall.

      F If you ___________________________________________________________________

14. Plant more trees and we will have fresh air.

      F If we ___________________________________________________________________

15. Use reusable bags and we’ll help the environment.

      F If we ___________________________________________________________________

More than two hundred years ago, the term “Environmental pollution” was very strange to people. They lived healthily, drank pure water, and breathed fresh air. Nowadays the situation is quite different. People all over the world are worried about things that are happening to the environment. Actually it is man that is destroying the surroundings with many kinds of wastes. Everybody knows that motorbikes and cars emit dangerous gases that cause poisonous air and cancer, but no one wants to travel on foot or by bicycle. Manufacturers know that wastes from factories make water and soil polluted, but they do not want to spend a lot of their money on treating the wastes safely. Scattering garbage is bad for our health, but no one wants to spend time burying it. Is it worth talking a lot about pollution?

1. What was strange to people more than two hundred years ago?

      A. Environment                                                          B. Environmental pollution 

      C. Pure water                                                              D. Fresh air

2. How did people live in the past?

      A. They lived healthily  B. They breathed fresh air

      C. They drank pure water                                           D. All of these

3. Who is destroying the surroundings nowadays?

      A. The environment itself                                           B. People from other planets       

      C. It is man                                                                 D. Animals

4. Is scattering garbage good or bad for our health?

      A. Yes, it is                    B. No, it isn’t                       C. It is good                         D. It is bad

5. Which of the followings is not true?

      A. in former days, people led a healthy life.

      B. People have no awareness of the dangerous of pollution

      C. Water is now heavily contaminated by industrial waste                                    

      D. It's harmful for our health if rubbish is spreaded over our areas

III. Choose the word(s) OPPOSITE in meaning to the underlined words in each of the following questions.

1. If you work hard, we’ll make this beach a clean place again.

      A. beautiful                  B. tidy                                 C. polluted                          D. clear

2. You should use public buses instead of motorbike to reduce air pollution.

      A. increase                   B. decrease                         C. minimize                        D. make less

3. Polluted water is harmful to people’s health and kill fish.

      A. useful                       B. unsafe                             C. bad                                  D. dangerous

4. Everyone should protect our environment.

      A. conserve                  B. save                                C. destroy                           D. take care of

5. We should try our best to keep our environment unpolluted.

      A. clean                         B. safe                                 C. fresh                               D. polluted

IV. Find a mistake in the four underlined parts of each sentence and correct it.

1.If we keep on using more and more cars, we are running out of oil.

      A                              B                                    C                       D

2. We should reuse and recycling bottles and cans to reduce garbage.

    A                    B                     C                   D

3. People collect the broken glass and sending it to the factories.

                    A                 B                              C                          D

4. If there will be too much exhaust fume in the air, our breathing will be badly affected.

                      A                                     B                                        C                                 D

5. Reusable bags are good because they are made of the natural materials.

       A                 B                        C                     D