Work in groups. Read the list of activities and discuss which ones are energy-saving and which ones are not. Explain your answer. (Làm việc nhóm. Đọc danh sách các hoạt động và thảo luận về hoạt động nào tiết kiệm năng lượng và hoạt động nào không. Giải thich câu trả lời của bạn.)

is / he / to / going / a / be / star / .

__________________________________________________________________

young / has / singer / an / voice / amazing / that / .

__________________________________________________________________

would / he / to / like / be / a / star / pop / .

__________________________________________________________________

learn / a / musical / we / are/ to / going / instrument / .

__________________________________________________________________

Rearrange the words in a correct order to make a complete sentence.

I / write / a / will / song/ new / .

__________________________________________________________________

II. Choose the option that best completes each blank in the passage. Write A, B, or C in the blank.

Nothing to Lose

We (1) fossil fuels in our daily life, but they are limited and cause pollution. A lot of scientists are working hard to look for some lossless and environmentally (2) sources of energy.

Solar energy is not new to us (3) we use it to dry things every day. Solar panels catch sun rays and change them into electricity. We know that it is renewable because the sun never stops producing sunlight.

Wind power is also an old source of energy. In the past, explorers used wind for sailing their (4) to distant lands. A single windmill can pump water and generate electricity. To get much more power all at once, people install lots of giant wind turbines on wind farms.

If we stop using fossil fuels, our planets will be (5). There is nothing to lose when we use solar energy or wind power.