unit 10-b1

1.              At this time next week we                     to work to support the air pollution cutting down campaign.

• are cycling

• will be cycling

• will cycle

• will be cycled

1.              Someone’s carbon                      is a measurement of the amount of carbon dioxide that their activities produce.

• footprint

• energy

• effect

• amount

1.              Remember to                   the lights before going to bed.

• turn on

• turn off

• turn

• off

abundant

• nhiều, phong phú

• ít

• hạn chế

dam

• đập

• mái nhà

• balo

roof

• mái nhà, nóc

• nhà

• pin

            source of energy is the source that can’t be replaced after use.

• Effective

• Non-renewable

• renewable

• natural

1.              By the middle of the 21st century, people in developing countries            more renewable energy.

• will be using

• will use

• will be used

• use

1.              We should put                 on our roof for the heating and hot water.

• solar panels

• solar

• equipment

1.              A hydropower station                in the North of the country next year.

• will be built

• will built

• builts

• will be building