II. Write the correct form or tense of the verbs in brackets.
1. Humans ___________________(fuse) the power of moving water for more than 2,000 years.
2. I’ll call you at 8 o’clock tonight. What ____________(you/do) then?
3. At present, global demand for energy__________(increase) rapidly.
4. Three years ago. we____________9install) a solar water heating system on our roof
5. What _____________(happen) if non-renewable resources run out?
6. A small hydropower plant_________________(build) on the river in ten years time. .
7. If the electricity________________(make)from wind turbines, it is green.
8. Burning fossil fuels ________________(emit) gases that are harmful to the environment.
9. We decided___________(invest) our time and effort on this new research project
10. You should avoid _______________(use) cars or motorbikes for short trips.
III. Choose the correct answer that needs correction in each of the following questions
1. The horses will be take to the stable.
2. The fewer furniture that you have in your bedroom, the bigger it will look.
3. Renewable energy is a practical solution of our electricity needs.
4. This time tomorrow our head teacher is going to take all our class to the zoo.
5. In six years’ time, we will be travelled across town by flying taxi.
6. Despite I have caught a flu, I go to school.
7. When you were a child, you used to go to school on foot, weren’t you?
8. Friday night, a friend of our from college came up to see us.
9. People can understand more about their cultural values by participate in festivals.
10. By increasing renewable energy, we can reduce air pollution and cutting global warming emissions.
IV. Write the correctform of the words in brackets.
1. Coal is also _________________, there is a large reserve globally.(plenty)
2. The movement of waves and tides can be able to generate_______________(electric)
3. Scientists are looking for clean and_____________sources of energy.(effect)
4. Non-renewable sources are not___________________friendly and can have serious effect on our health.(environment)
5. Turning off electrical appliances when they are not m use is a great way to reduce energy_______________(consume)
C. READING
I. Choose the suitable words to complete the following passage
coal fires | the heat | home | climate | a lot of money | special system | furniture | chimney |
In Britain, the (1) _______________is not very good. There are very few hot days and it rains a lot. Because of this, people spend a lot of time at (2) ____________. Generally, British homes have a lot of (3) _______________ in them, carpets on the floors and heavy curtains.
Many houses in Britain are old. Many of them are over one hundred years old. Often, they do not have enough insulation and (4) _____________ goes out through the windows, the doors and up the (5) _____________.
Because of the climate, people in Britain have to spend (6) ____________ on heating. Many houses have a (7) ________________ called "central heating". This heats all the rooms and, at the same time, heats the hot water. Houses without central heating often have gas, electric or (8) _______________. The rooms in most British houses are quite small.
New houses are much better. They have two layers of glass in the windows to stop the heat going out.
II. Choose the correct answer which fits each gap.
There are number of things we can do if we want to help save our (1) _____. For example, if we stop wasting paper and recycle paper and cardboard, we'll save some of the millions trees which are cut (2) _____ every year. As far as the problem of rubbish is concerned, if we recycle bottles and cans and organic waste, and stop taking (3) ______ from the supermarket, this will all make a big difference. We also have to stop making (4) _____ car journeys so as to cut down air pollution. Try walking or using a bike (5) _____. Water is another problem, and we should all (6) _____ showers, not baths, to save water. Finally, we need to stop using so (7) _____ energy, so try changing to (8) _____ light bulbs, and turning off unnecessary lights.
1. a. moon b. planet c. home d. source
2. a. out b. up c. down d. into
3. a. shopping b. recyclable c. plastic d. paper
4. a. abundant b. unnecessary c. unlimited d. inconvenient
5. a. instead b. replace c. despite d. in place
6. a.make b. take c. get d. wash
7. a. lots of b. little c. much d. many
8. a. waste-energy b. save-energy c. high-energy d. low-energy
D. WRITING
I. Choose the best answer that has the closet meaning as the first one.
1. Why don’t we tell everybody to save clean water and electricity?
à We should_________________________________________________________________________
2. How will people learn languages in the future?( passive voice)
à___________________________________________________________________________________
3. We can reduce our carbon footprint by saving energy every day, can't we?
à Can we____________________________________________________________________________
4. Although they have little money, they are happy.
à In spite of _________________________________________________________________________
5. The can solve the problem of hunger with the help of technology.
à The problem of______________________________________________________________________
6. I spent the whole morning reading about global warming.
à It took me__________________________________________________________________________
7. They found “Transformers” exciting. (excited)
à___________________________________________________________________________________
8. The street are too crowded in rush hour, so we’ll arrive late.
à We’ll arrive_________________________________________________________________________
9. Keep the environment clean or we will suffer from pollution.
à If_________________________________________________________________________________
10. Humans don’t drive as carefully as self-driving cars.
à Self-driving cars_____________________________________________________________________
II. Write complete the sentences using the Future Continuous or Future Simple Passive and the cues given.
1. I think biogas / use / widely / the future.
à___________________________________________________________________________________
2. This time next Friday / they / join / Earth Day.
à___________________________________________________________________________________
3. Greener and cleaner devices / invent / soon /.
à___________________________________________________________________________________
4. By 2050 / people / use / more renewable energy /.
à___________________________________________________________________________________
5. At 5:30 pm tomorrow / I / cycle / to home from school /.
à___________________________________________________________________________________
6. Wind turbines / build / on the farms near my hometown /.
à___________________________________________________________________________________
7. Coal / replace / by another renewable source /.
à___________________________________________________________________________________
8. My house/ use / solar energy / cooking and cooling / this time next month /.
à
1. has changed
2. will you still be planting
3. had
4. was invented
5.had'n been
6. was patented
7. were
8. was explored
9. might / liked
10. writing