E7 U10 L1

They _____ hard to finish their new project.

• are working

• working

• were working

• is working

My father is always ___________ at weekend.

• working

• works

• work

• worked

Choose the word that has different stress

• performance

• festival

• electric

• exhausted

Choose the word has the second syllable

• energy

• relative

• celebrate

• convenient

. Scientists are developing new energy sources to the____________ environment

• protect

• use

• heat

• come

We can't run out _____ renewable energy sources

• at

• of

• for

• in

Some types of energy are______ and easy to use.

• expensive  

• cheap

• polluted                 

• dirty

They are putting solar panels on the roof of our building to produce ____.

• wind energy 

• hydro energy    

• solar energy

• nuclear energy

The energy from the _________ is renewable because we can’t use it all up.

• sun            

• gas

• oil

• coal

Please don't make so much noise. The baby ___________in the room.

• sleep

• am sleeping         

• is sleeping

• sleeping