1arrived - last week

2studied

3phoned - yesterday 

4planed - last night

5invited 

C

1This winter we will close our curtains at night to stop heat escaping.

2We will switch to energy saving light bulbs when old bulbs break.

3Travelling by train, bus or bike is much better for the planet.

4By making simple lifestyle changes, greenhouse gas emissions in the US will cut down in 2020.

5In the US, 21 percent of all energy used is consumed in homes.

6your carbon footprint is the amount of carbon dioxide released into the air because of own energy needs.

7Up to 30% of a household energy footprint can come from its moving water.

8In early 2007, the UK introduced a lot of conservation projects to reduce electricity consumption.

A

trong đầu : Mog là có

ko

1. The film was so boring that she decided to go home early.

2. It is such a difficult question that all the students can't answer it.

3. Mr. Brown wants to use solar energy but he does not have enough money to buy necessary equipment.

4. By the time Shakespeare died in 1616, he had written more than 37 plays.

5. Since Douglas fell off his bicycle last week, he has had to use crutches to walk.

1Electricity will be brought by the government to remote areas next year.

2We will mention the lack of energy using solar energy
3The Government will build a new hydroelectric power plant to meet growing demand.
4In the coming decades, we will use renewable energy every day
5Will we use up the oil in the world within the next 100 years?
6They will place solar panels on the roof to create hot and quality water
7External energy sources will not replace coal, oil and gas anytime soon
8Will Renewable Energy completely replace fossil fuels in the future?

2500

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