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What will homes be like by the year 2050? What improvements (improve) will there be in the general standard of living?
Forget about entering the house with a key admittance (admit) will only be possible with a personal ( person) card. It will be of no importance (important) if you leave lights or heaters on when you go out. They will be automatically (automatic) switched off. The (safe) safety of your house will not be a problem. protection (protect) against fire and tintruder will be guaranteed. Doing the shopping, going to the bank, talking and seeing people on the other side of the world without leaving home will all be possible due to the existence (exist) of 21st century technology.
Each home will have a central (centre) computer controlling all sort of practical (practice) devices that will make life easier and more comfortable.
Are you looking for a cheap. clean, effective source of power that doesn't cause pollution or waste natural resources? Look no further than solar energy from the sun. At present, most of our electricity comes from the use of coal, gas, oil, or nuclear power. This power could be provided by the sun. One percent of the solar energy that reaches the Earth is enough to provide power for the total pollution. Many countries are already using solar energy. Solar panels are placed on the roof of a house and the Sun's energy is used o heat water. The energy can be stored for a number of days, so on cloudy days you can use solar energy. Sweden has an advanced solar energy program. There, all buildings will be heated by solar energy and cars will use solar energy instead of gas by the year 2015.
True or False sentence:
1...........T.........Solar energy can be cheap and clean.
2........F............Most of our electricity now comes from nuclear power.
3..........F..........the solar energy that gets to the Earth cannot provide enough power for the world's population.
4..............T......Solar energy can be used on cloudy days.
5...........T.........All buildings in Sweden will be heated by solar energy in 2050.
Are you looking for a cheap. clean, effective source of power that doesn't cause pollution or waste natural resources? Look no further than solar energy from the sun. At present, most of our electricity comes from the use of coal, gas, oil, or nuclear power. This power could be provided by the sun. One percent of the solar energy that reaches the Earth is enough to provide power for the total pollution. Many countries are already using solar energy. Solar panels are placed on the roof of a house and the Sun's energy is used o heat water. The energy can be stored for a number of days, so on cloudy days you can use solar energy. Sweden has an advanced solar energy program. There, all buildings will be heated by solar energy and cars will use solar energy instead of gas by the year 2015.
True or False sentence:
1........T............Solar energy can be cheap and clean.
2..........F..........Most of our electricity now comes from nuclear power.
3...........F.........the solar energy that gets to the Earth cannot provide enough power for the world's population.
4.............T.......Solar energy can be used on cloudy days.
5....................All buildings in Sweden will be heated by solar energy in 2050.
Cars will use solar power instead of gas in Sweden by the year 2015.
OR: In Sweden, cars will use solar power instead of gas by the year 2015.
1) A plumber is a person who installs and repairs things such as water pipes, toilet, etc. (plumbing)
2) Water is going all over the floor because of the dripping faucet. (drip)
3) You can ask that plumber for advice on how to repair the cracks in the water pipes. (advise)
4) To keep the air unpolluted, people ought to use solar energy to create electricity. (sun)
5) Here is the weather for tomorrow. Hanoi will be clear and cloudy (cloud)
6) Consumers are very demanding. They want products that are both of cheap and good quality. (consume)
7) We suggest replacing the light bulb. It is broken. (replacement)
8) Recycled products are of the same quality as those made from non-recycled material. (produce)
9) We must learn to save natural resources or life will be very bad for our children and our grandchildren. (nature)
10) In a few year’s time, our houses will be heat by the solar energy. (hot)
11) Since the world’s energy resources are limited, we must conservation them. (conservation)
12) I’m pleased that my secretary solved the problem efffectively (effect)
13) The high cost of heating and lighting prevents us from wasting electricity. (light)
14) With my small salary, I can’t afford basic necessaries like food, rent and fares. (necessitate)
15) There have been many innovation in the field of electrical engineering. (innovate)
16) No doubt that there will be a great shortage of food for the world’s population. (short)
17) Televisions, dishwashers, and freezers are electrical application (apply)
18) If there is something wrong with the lights, ask an electrician to look at it. (electric)
19) Can I borrow your useless dress? It’s been in the wardrobe for show since you bought it. (use)
20) Household bills are money for lighting, heating, etc. in your house. (house)
21) In many parts of the world where there are no fossil fuels, nuclear power is the only alternation (alter)
22) Proper ... of a car’s engine will preserve its performance and value. (maintain)
23) The installation of the new computer system at our office won’t be finished until sometime next week. (install)
24) She is said to be unefficient. She isn’t relied on to do her job properly. (efficiency)
25) Rather , researchers forecast that oil might run out in 30 years. (pessimism)
Put one suitable word in each space
Energy is one of the (1)___problem___ that many people interested in. It is not an unfamiliar word. It is heard, said, discussed say after day. It is close to everyone's (2)___daily_____life. You turn on the lamp and it is (3)__energy ____ that gives you light. You turn on a TV and it is energy that gives you pictures and sound. You ride a motorcycle and it is energy that gives you (4)____movement__ You cook your meals and it is energy that gives you heat to boil rice
The problem is that the demand for energy is rising and that the price of energy is getting (5)__higher____ and higher. The supply of energy on earth is limited. It can not provide us all forever. The (6)__supply___ of energy in the future is inevitable. Therefore, saving energy is a must if we want to (7)____continue_____ to live in a safe and sound world. If we save energy, the (8)__environtment_____ will be less polluted and our health will be better and we will live a more meaningful life and more happily. Perhaps the best (9)____solution____ to the problem of energy is a source of clean energy coming from the sun : solar energy. This kind of energy is easy available, free, and inexhaustible. Futhermore, it does not cause (10)___pollution___
1 G. It’s not what people think
2 E. Benefiting from the power of nature
3 F. Cooperating to overcome the power of nature
4 B. An unexpectedly demanding way of life
5 C. A solution that seems to work