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Are you looking for a cheap, clean, (1) ............ effective ............. source of power that doesn't cause (2)...... pollution ..................... or waste natural resources? Look no further than solar (3)......... energy ................. from our sun.
At present, most of our (4)............... electricity.......... comes from the use of coal, gas, oil or (5)................ nuclear ...........power. This power could be provided by the sun. One percent of the solar energy that reaches the Earth is enough to provide (6).......... power.......... for the total population. Many countries are already using solar energy . Solar (7)............ panels............. are placed on the roof of a house and the sun's energy is used to (8) ......... heat................ water. The energy can be (9).......... stored............ for a number of days, so on cloudy days you can use solar energy, too. Sweden has an (10) ................... advanced ......... solar energy program. There all buildings will be heated by solar energy and cars will use solar power instead of gas by the year 2015
Refer:
Fill each blank with suitable words in the box.
1. Mai ......used to .......driving her car to her office.
2. How far....is..... it from your home to your school?
3. You will get stuck in a traffic....jam..... if you go outside in the rush hour?
4. He usually ......walked.....on foot to school when he was a child.
5. ...are.....you in hurry?
6. Did you ......use to .....go swimming on the lake near your house, Tuan?
7. Lana comes ...from.....USA. She was born in a well-known family.
8. My dad .....catches....the bus to work every morning, but Mom drives.
9. John used to immigrate.....to..... Brazil. Have you ever been there?
10. I ....am .......participating in a volunteer trip to Lang Son. A lot of families are living in
poor conditions.
11......it....... is not very far from here to the warehouse.
12. I must go to railway .....station...... to catch a train to my motherland.
Fill in the blank with a word/ phrase in the box.
trains / discourage / transport / expensive/
example / problem / cities / pollution
Traffic congestion in many (1) ..cities.. around the world is severe. One possible solution to this (2) ..problem.. is to impose heavy taxes on car drivers and use this money to make public transport better. One of the first benefits of such a measure is that the heavy taxes would (3) .discourages... car owners from using their cars because it would become very (4) ...expensive... to drive. This would mean that they would begin to make use of public (5) ..transport.... instead, thus reducing traffic problems and (6) ..pollution... as well. Another benefit would be that much more use would be made of public transport if it was improved. It is often the case that public transport in cities is very poor. For (7) ..example... , we often see old buses and (8) ...trains... that people would rather not use. High taxes would generate enough money to make the necessary changes.
III Fill in the blank with the suitable word given.
performed source reduce solutions electricity
1. solutions
2. source
3. reduce
4. electricity
5. performed
There are (1)_four___ seasons in a year in our country. They are spring, summer, fall (2) _and_____ winter. In the spring, the weather is usually (3)___warm___. Sometimes it is cold, but not very cold. After spring, it is the summer. In the summer we (4)__usually__ play sports. In the fall, the weather is often cool. In the winter, it’s usually very cold. We always wear warm clothes.
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