Looking Back

Put the correct form of the verb in brackets.

By 2020, people in Viet Nam (spend) _______ a lot of money on heating.

Find the error and correct it.

Next week new glass will be installinginstalled; install; to installed in the windows to stop heat escaping.

It is going to rain any minute now. The children  ___________  in the rain.

1. is being caught            
2. will be caught    
3. is caught                             
4. are caught

Solar energy ___________ by many countries in the world in the future.

1. use                     
2. will use                          
3. will be using             
4. will be used

Complete the sentence with the suitable word.

Use electricity economically so that we can (reduce/ convert/ invest/ generate) our electricity bills.

The boys _______ home for lunch because they are planning to visit the hydro power station.

1. have not come           
2. do not come      
3. will not be coming               
4. is not coming

Jane: What ______ we (do ) ______ to save electricity, dad ?

Dad: We will watch less TV.

1. will we do
2. are we doing
3. did we do
4. do we do

Choose the word in each line that has different stress pattern.

1. effective       
2. natural             
3. atmosphere          
4. plentiful

Choose the second sentence so that it has similar meaning to the first sentence.

Wind power will offer a great deal of energy next century.

1. A great deal of energy will be offered by wind power next century.
2. A great deal of energy will offered by wind power next century.
3. A great deal of energy will be offer by wind power next century.
4. A great deal of energy will offered next century by wind power.

Find which word does not belong to the group.

1. wind 
2. wave
3. sun
4. coal

I think we ________ have electric taxis very soon.

1. may 
2. might
3. will
4. would

Complete the sentence with the suitable word.

Fossil fuels can be used to generate; invest; avoid; reduce electricity or drive big machinery.

Choose the word in each line that has different stress pattern.

1. referee                  
2. cigarette        
3. interfere                 
4. convenient

My brother and I often go to school ______ foot.

1. by
2. on
3. in
4. at

Find the word which has a different sound in the part underlined.

1. combine        
2. vocabulary                  
3. doubtful                       
4. boring

Coal is a __________ energy.

1. nuclear            
2. solar                       
3. biogas                    
4. natural

______ you ______ up this book for me, please?

1. Are _ going to wrap 
2. Will _be wrapping   
3. Will _ wrap       
4. Have _ wrapped

Choose the second sentence so that it has similar meaning to the first sentence. 

They will rebuild the power station at the beginning of next year.

1. The power station will be rebuilt at the beginning of next year.
2. The power station will be rebuild at the beginning of next year.
3. The power station will be rebuilding at the beginning of next year.
4. The power station will rebuilt at the beginning of next year.

Find the word which has a different sound in the part underlined.

1. turned          
2. crossed                        
3. described                  
4. terrified

Choose the correct answer.

We (build) will build; will be built; build; built a hydro power station in this area next month.

At 7.00 tomorrow, you ___________ to school.

1. cycle                
2. will cycle                             
3. will be cycling  
4. will be cycled

Complete the sentence with the suitable word.

Solar power can be (converted/ invested/ generated/ reduced) into electricity.

Choose the word in each line that has different stress pattern.

1. solution       
2. increasing        
3. recommend                
4. abundant

Complete the sentence with the suitable word.

Businesses have invested; converted; generated; reduced more money in renewable energy in recent years.

Find which word does not belong to the group.

1. limited
2. unlimited
3. plentiful
4. abundant

Find the word which has a different sound in the part underlined.

1. page             
2. information   
3. pavement          
4. transport

 Find the word which has a different sound in the part underlined.

1. energy
2. centre
3. enter
4. frighten

Choose the word in each line that has different stress pattern.

1. petroleum          
2. advantage        
3. enormous                               
4. tendency

We try to make the future green by using vehicles or kind of energy that are ________.

1. environmentally friendly
2. environmentally friend
3. environmental friendly
4. environment friendly

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

1. uses
2. will be using
3. used
4. have used