Câu hỏi:

They will show flying cars to the public when they finish it.

→ Flying cars …………………………………

Which of the following is NOT non-renewable source of energy ?

Some new energy-saving bulbs …………. in the dining-room.

They will install solar panels on the roof of our house next week.

→ Solar panels …………………………

Our roof will be fixed tomorrow.

→ They…………………………

At a seasonal festival, people race down the hill to ......................cheese.

Rewrite the second sentences, keeping the meaning unchanged

They will use solar energy to protect the environment.

→ Solar energy ……………………