XI. Joining two sentences, using the words in brackets.
1. We must conserve water. Otherwise we will face serious water shortages. (IF)
________________________________________________________________
2. The weather was awful. We didn’t enjoy our camping holiday. (BECAUSE OF)
________________________________________________________________
3. Plastic bags are non-biodegradable. They will remain in the environment for many years.
(SINCE)
________________________________________________________________
4. Paul doesn’t think about the planet. He wastes so much water. (IF)
________________________________________________________________
5. Water pollution happens. Many aquatic animals such as fish can die. (LEAD)
________________________________________________________________
6. The climate is changing. The earth is getting warmer. (BECAUSE)
________________________________________________________________
7. We should stop cutting down so many trees. We endanger our oxygen supply. (UNLESS)
________________________________________________________________
8. People begin to recycle. They generate much less trash. (WHEN)
________________________________________________________________
9. We are damaging the ozone layer. The ozone layer is necessary for human existence.
(EVEN THOUGH)
________________________________________________________________
10. Sue is suffering from skin cancer. She was exposed to radiation when she was young. (SO)
________________________________________________________________
XI. Joining two sentences, using the words in brackets.
1. We must conserve water. Otherwise we will face serious water shortages. (IF)
__________________If we don't conserve water, we will face serious water shortages ______________________________________________
2. The weather was awful. We didn’t enjoy our camping holiday. (BECAUSE OF)
____________________Because of the awful weather, we didn't enjoy our camping holiday____________________________________________
3. Plastic bags are non-biodegradable. They will remain in the environment for many years.
(SINCE)
______________________Plastic bags will remain in the environment for many years since they are non-biodegradable__________________________________________
4. Paul doesn’t think about the planet. He wastes so much water. (IF)
_______________________If Paul though about the planet, he wouldn't waste so much water_________________________________________
5. Water pollution happens. Many aquatic animals such as fish can die. (LEAD)
____________________Water pollution can lead to the death of many aquatic animals such as fish___________________________________________
6. The climate is changing. The earth is getting warmer. (BECAUSE)
_______________________Because the climate is changing, the earth is getting warmer _________________________________________
7. We should stop cutting down so many trees. We endanger our oxygen supply. (UNLESS)
_________________________Unless we stop cutting down so many trees, we will endanger our oxygen supply _______________________________________
8. People begin to recycle. They generate much less trash. (WHEN)
_____________________________When people begin to recycle, they generate much less trash___________________________________
9. We are damaging the ozone layer. The ozone layer is necessary for human existence.
(EVEN THOUGH)
___________________________Even though the ozone layer is necessary for human existence, we are damaging the ezone layer_____________________________________
10. Sue is suffering from skin cancer. She was exposed to radiation when she was young. (SO)
_______________________Sue was exposed to radiation when she was young so she is suffering from skin cancer_________________________________________
XI. Joining two sentences, using the words in brackets.
1. We must conserve water. Otherwise we will face serious water shortages. (IF)
____________________________________________________________________
2. The weather was awful. We didn’t enjoy our camping holiday. (BECAUSE OF)
____________________________________________________________________
3. Plastic bags are non-biodegradable. They will remain in the environment for many years. (SINCE)
____________________________________________________________________
4. Paul doesn’t think about the planet. He wastes so much water. (IF)
____________________________________________________________________
5. Water pollution happens. Many aquatic animals such as fish can die. (LEAD)
____________________________________________________________________
6. The climate is changing. The earth is getting warmer. (BECAUSE)
____________________________________________________________________
7. We should stop cutting down so many trees. We endanger our oxygen supply. (UNLESS)
____________________________________________________________________
8. People begin to recycle. They generate much less trash. (WHEN)
____________________________________________________________________
9. We are damaging the ozone layer. The ozone layer is necessary for human existence. (EVEN THOUGH)
____________________________________________________________________
10. Sue is suffering from skin cancer. She was exposed to radiation when she was young. (SO)
____________________________________________________________________
XI. Joining two sentences, using the words in brackets.
1. We must conserve water. Otherwise we will face serious water shortages. (IF)
_______________If we don't conserve water, we will face serious water shortages.
_____________________________________________________
2. The weather was awful. We didn’t enjoy our camping holiday. (BECAUSE OF)
___________Because of the awful weather, we didn't enjoy our camping holiday.
_________________________________________________________
3. Plastic bags are non-biodegradable. They will remain in the environment for many years. (SINCE)
________Since plastic bags are non-biodegradable, they will remain in the environment for many years.
____________________________________________________________
4. Paul doesn’t think about the planet. He wastes so much water. (IF)
___________If Paul thought about the planet, he wouldn't waste so much water.
_________________________________________________________
5. Water pollution happens. Many aquatic animals such as fish can die. (LEAD)
_______Water pollution leads to the death of many aquatic animals such as fish.
_____________________________________________________________
6. The climate is changing. The earth is getting warmer. (BECAUSE)
___________Because the climate is changing, the earth is getting warmer.
_________________________________________________________
7. We should stop cutting down so many trees. We endanger our oxygen supply. (UNLESS)
__________Unless we stop cutting down so many trees, we will endanger our oxygen supply.
__________________________________________________________
8. People begin to recycle. They generate much less trash. (WHEN)
_________When people begin to recycle, they generate much less trash.
___________________________________________________________
9. We are damaging the ozone layer. The ozone layer is necessary for human existence. (EVEN THOUGH)
_________Even though the ozone layer is necessary for human existence, we are damaging it.
___________________________________________________________
10. Sue is suffering from skin cancer. She was exposed to radiation when she was young. (SO)
____________Sue was exposed to radiation when she was young, so she is suffering from skin cancer.
________________________________________________________
1: If we conserve water, we will not face serious water shortages.
2: Water pollution happens lead to many aquatic animals such as fish can die.
3: When people begin to recycle, they generate much less trash.
1. The weather was bad. We didn't enjoy our holiday. (because)
............................................................................................................
2. She is working late next Friday. she can't come to the party. (so)
............................................................................................................
3. we will have no fresh water to use. We pollute the water. (if)
............................................................................................................
1. The weather was bad. We didn't enjoy our holiday. (because)
=> We didn't enjoy our holiday because the weather was bad.
2. She is working late next Friday. she can't come to the party. (so)
=> She is working late next Friday so she can't come to the party.
3. we will have no fresh water to use. We pollute the water. (if)
=> If we pollute the water, we will have no fresh water to use.
1. The weather was bad. We didn't enjoy our holiday. (because)
=> We didn't enjoy our holiday because the weather was bad.
2. She is working late next Friday. she can't come to the party. (so)
=> She is working late next Friday so she can't come to the party.
3. we will have no fresh water to use. We pollute the water. (if)
=> If we don't pollute the water, we will have fresh water to use.
| A | B |
| 1. I must get back to work |
a. That is right , I am |
| 2. Hello . You must be Maryam | b. which is the capital city of California |
| 3. Andrew is flying to Sacramento | c. we will have no fresh water to use |
| 4. Do you know that you can only live without water for four days ? | d. otherwise I will get back the sack |
| 5. If we pollute the water | e. It depends on where you are and what you are doing , surely? |
Put the verbs in the correct tenses
1. If we (pollute) ................................ the water, we will have no water to use.
2. If we cut down trees in the forest, there (be)........................ big flood every year.
3. If he (not pass) .......................... the driving test, we(be) ...................................disappointed.
4. I (not write) ............................ to you if you (not send) ............................... me your address.
5. The sea (get) ......................... warmer if the earth (get) ................................warmer.
6. If we (not protect) .............................. the animals, they (kill)...........................
7. If Jane (not apologize) ........................... to us, we (not speak) ................................... to her.
8. If people (stop) ................................ using dynamite for fishing, a lot of sea creatures ( be) ................................ well preserved.
9. If he (study) ................................. hard, he could not fail the exam.
10.What …………. you ……….. if you ………….. in my position? (do/be)
11. We will go for a picnic if the weather (be) ................................ fine tomorrow.
12. If I were you, I (travel) .................................... around the world .
13. If there were flying saucers, there (be) ................................... traces of their landing.
14. Unless it (rain)....................................... , they will go shopping.
15. I would take photos of UFOs if I (see) .......................................... them
1/ if the weather ..........(be) fine. we ..........(go) on picnic.
2/ people.........(face) with respira tory. Proldems if the ..........(be) polluted
3/ If she...............(go) on watching water. She .........(pay) much money
4/ you must work hard if you ...............(want) to get good grades
5/ he..........(buy) a new car if he .........(have) money.
1/ if the weather ...is.......(be) fine. we ......will go....(go) on picnic.
2/ people...will face......(face) with respira tory. Proldems if the .....is.....(be) polluted
3/ If she.........goes......(go) on watching water. She ...will pay......(pay) much money
4/ you must work hard if you ......want.........(want) to get good grades
5/ he.....will buy.....(buy) a new car if he .....has....(have) money.
4. He was ____________ (disappoint) that they were not coming.
5. Air and water _____________ (pollute) can make people fall ill.
6. Plastic bags will cause _____________ (pollute).
7. Mr Brown is one of the ___________ (conserve)
8. We should make our world _____________ (pollute)
9. I’m ____________ (disappoint) that you didn’t do your homework.
10. Listen to me ___________ (care) you can solve the problem.
1. Mai can’t go to the movies with us tonight. She will have to ________her little sister.
2. If we ________wasting water, there will be a shortage of fresh water in a few decades.
3. “________the TV, will you? I want to watch the weather forecast.”
4. “I think I’ve lost my new pen. I’ve ________it everywhere.
5. Mrs. Yen forgot to ________the faucets when she left home for work.
6. I am ________hearing from you.
7. Never ________till tomorrow what you can do today.
