rewrite the following sentences using " unless"

1. our sources of energy will soon if other are not found

Unless___________________________________

2. Life on earth will be destroy if nuclear tests do not stop

Unless__________________________________________

3. men will continue to live on food if other types of protein are not found

Unless______________________________________________________

4. World population will countinue to rise if we do not try reduce it
Unless__________________________________________

5. aLL OUR beautiful forests will be destoyed if we do nothing to preserve them

Unless_______________________________________________

6. Unless it stops raining, we won't go out

if__________________________________

7. Without gravity, water couldn't run down hill

Water couldn't _____________

1. In spite  heavy rain, my brother went to work.

     A                       B                         C           D

2. If our house is rebuilt, we will be install solar energy system

   A                         B                     C                                   D

3. This time next year my father will work in the Hydro Power Station.

                                                     A      B     C                     D

4. The energy sources will tested to ensure safety when in use.

                           A        B             C                                  D

5. Everyday I go to work by foot, but she goes to work by bus.                

                            A                   B   C                                D

6. I think more people will be using public transportation in the future

        A           B                          C        D

7. My brother will pedal his monowheel to work at this time next week

                              A         B        C                             D

8.   A solution for the environment problem will soon be finding by scientists.         

                  A                                                B            C                  D

9. My jet pack is on the ground and her is on the table.

     A                       B                             C      D

10. This is Mr and Mrs Ever’ house and those are theirs children

         A                        B                                 C               D

1. If we (recycle) _____ more, we will help the Earth.

2. Factories (not dump) _____ waste into rivers if the government fines them heavily.

3. Students will be more aware of protecting environment if teachers _____ (teach) environmental issues at school.

4. If light pollution ______ (happen), animals will change their behaviour patterns.

5. If people (travel) _____ to work by bus, there will be fewer car fumes.

6. We _____ (save) thousands of trees if we don’t waste paper.

7. If we use water carefully, more people _____ (have) fresh water.

8. The level of radioactive pollution will decrease if we _____ (switch) from nuclear power to renewable energy sources.

9. If the water temperature (increase) _____, some aquatic creatures will be unable to reproduce.

10. People will get more diseases if the water (be) _____ contaminated.

11. If you (be) _____ the president, what would you do to help the environment?

12. They get sick so often. If they (exercise) _____ more, they (be) _____ healtheir.

13. If I had one million US dollars, I (build) _____ more parks in our city.

14. Ngoc’s mother is unhappy. If Ngoc (tidy) _____ her room everyday, her mother (not be) _____ so upset.

15. There isn’t a garden at our house. If there (be) _____, we (grow) _____ vegetables.

16. It (not be) _____ possible to save the Earth if we don’t take action now.

17. If the world temperatures continue to rise, there (be) _____ less snow.

18. If I (be) _____ you, I would wear earplugs when going to the concert.

19. If we do nothing to stop global warming, we (see) _____ big changes in the future.

20. How _____ you _____ (travel) to work if you didn’t have this motorbike?

21. Our garden is so beautiful. There (not be) _____ any flowers if my sister (not take care) _____ it every day.

22. If pigs (have) _____ wings, _____ (they/be able) to fly?

23. If I _____ (be) an astronaut, I _____ (travel) to other planets.

24. If you _____ (not see) Tom ever again, how _____ (you/feel)?

25. What _____ (you/do) if you _____ (see) a ghost?

26. If you _____ (eat) more of this cake, you _____ (be) sick. You’ve already had five slices!

27. Who _____ (you/vote) for if you _____ (be) eighteen?

28. If you _____ (be) late, we _____ (not wait). We’ll have to go without you!

29. If the ozone layer is not protected, we _____ (suffer) from excessive ultraviolet radioation.

30. If you _____ (leave) the lights that you are not using on, you’ll cause over-illumination, a form of light pollution.

31. Soil pollution _____ a serious problem to solve if levels of pollutants in soil go beyond what should be naturally allowed.(be)

32. If your farming land _____ near a landfill or an industrial area, it is essential that you test the soil for pollutants before growing anything adible. (be)

33. You will be less likely to suffer lung cancer if you _____. (not smoke)

34. If it is sunny, we _____ a clean-up of the garden. (do)

35. If local residents _____ cutting trees for wood at this rate, the forest will soon be gone. (keep)

36. If we take good care of the garden, we _____ flowers all year round. (have)

37. If man _____ dumping waste into the sea, they will soon be victims. (keep)

38. We’ll go without Linh if she _____. (not come)

39. If everyone _____ a small contribution, we’ll be able to do a good cause. (make)

1)Most people have agreed that............................................must be banned. (forest)

2)Smoking is very...................................................to our health. (harm)

3)Man is.........................................destroying the Earth. (slow)

4)Scientists are looking for an effective way to....................................energy consumption. (reduction)

5)A lot of countries in the world are ready using.......................................energy. (sun)

6)It rained heavily. We were...............................................wet. (complete)

7)Can you tell me the reasons for........................................Mother's Day? (celebrate)

8)If we.................................................the water, we will have no fresh water to use. (pollution)

II. Put the verbs in brackets into the correct form. (conditional sentences type 1, 2)

1. If we (recycle) _____ more, we will help the Earth.

2. Factories (not dump) _____ waste into rivers if the government fines them heavily.

3. Students will be more aware of protecting environment if teachers _____ (teach) environmental issues at school.

4. If light pollution ______ (happen), animals will change their behaviour patterns.

5. If people (travel) _____ to work by bus, there will be fewer car fumes.

6. We _____ (save) thousands of trees if we don’t waste paper.

7. If we use water carefully, more people _____ (have) fresh water.

8. The level of radioactive pollution will decrease if we _____ (switch) from nuclear power to renewable energy sources.

9. If the water temperature (increase) _____, some aquatic creatures will be unable to reproduce.

10. People will get more diseases if the water (be) _____ contaminated.

11. If you (be) _____ the president, what would you do to help the environment?

12. They get sick so often. If they (exercise) _____ more, they (be) _____ healtheir.

13. If I had one million US dollars, I (build) _____ more parks in our city.

14. Ngoc’s mother is unhappy. If Ngoc (tidy) _____ her room everyday, her mother (not be) _____ so upset.

15. There isn’t a garden at our house. If there (be) _____, we (grow) _____ vegetables.

16. It (not be) _____ possible to save the Earth if we don’t take action now.

17. If the world temperatures continue to rise, there (be) _____ less snow.

18. If I (be) _____ you, I would wear earplugs when going to the concert.

19. If we do nothing to stop global warming, we (see) _____ big changes in the future.

20. How _____ you _____ (travel) to work if you didn’t have this motorbike?

21. Our garden is so beautiful. There (not be) _____ any flowers if my sister (not take care) _____ it every day.

22. If pigs (have) _____ wings, _____ (they/be able) to fly?

23. If I _____ (be) an astronaut, I _____ (travel) to other planets.

24. If you _____ (not see) Tom ever again, how _____ (you/feel)?

25. What _____ (you/do) if you _____ (see) a ghost?

26. If you _____ (eat) more of this cake, you _____ (be) sick. You’ve already had five slices!

27. Who _____ (you/vote) for if you _____ (be) eighteen?

28. If you _____ (be) late, we _____ (not wait). We’ll have to go without you!

29. If the ozone layer is not protected, we _____ (suffer) from excessive ultraviolet radioation.

30. If you _____ (leave) the lights that you are not using on, you’ll cause over-illumination, a form of light pollution.

31. Soil pollution _____ a serious problem to solve if levels of pollutants in soil go beyond what should be naturally allowed.(be)

32. If your farming land _____ near a landfill or an industrial area, it is essential that you test the soil for pollutants before growing anything adible. (be)

33. You will be less likely to suffer lung cancer if you _____. (not smoke)

34. If it is sunny, we _____ a clean-up of the garden. (do)

35. If local residents _____ cutting trees for wood at this rate, the forest will soon be gone. (keep)

36. If we take good care of the garden, we _____ flowers all year round. (have)

37. If man _____ dumping waste into the sea, they will soon be victims. (keep)

38. We’ll go without Linh if she _____. (not come)

39. If everyone _____ a small contribution, we’ll be able to do a good cause. (make)

Read the text and choose the correct answer A, B or C for each of the questions.

What will our houses in the future be like?

In the future, the places we live in and the ways we live will change a lot. Our houses will be more eco-friendly. We won't use electricity. We will use wind energy or solar energy instead. We will use our voices to control our houses. It'll make our lives more comfortable. There will be underground cities. There will be cities in the air and on other planets, too. We'll have to build cities there because there will be too many people and not enough land for houses or buildings.

1. Scientists predict where and how we live in the future _________.

A. will change a lot

B. will not change much

C. will change only a intthe

2. According to the text, which of the following is NOT true about future houses?

A. They'll be more eco-friendly.

B. They'll use electricity.

C. They'll use wind energy.

3. We will control our future houses _________.

A. with our voices

B. by clapping our hands

C. with mobile phones

4. There will be cities in the air, on other planets, and underground because _________.

A. we wont have enough land to build houses on

B. living there will be more comfortable

C. life on the Earth will become boring

1 they want us ..............our classroom more atractively a decorate b to decorate c decorating d decorated 2 i wear a hat ..................... i do not want to be sick a but b and c about d of 3 what can we do to spend less .....................lighting ? a in b on c about d of 4 many new air conditioners will ......................... this morning a be installed b be sold c be cleaned d all are correct 5 we should ..........................all the electric appliances when leaving our room a turn off b turning off c turn on d turning on 6 she told me she ....................... go to ha noi the following day a has to b had to c will have to d would have to 7 everyone should ...................forest and environment a reduce b prevent c protect d wash 8 we were very ..................... that you won the first prize a amaze b amazed c amazing d amazenment 9 if a disaster ...................... in an area , people from other areas will offer help a happens b will happen c happening d would happen