I. Getting Started

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

1. fact              
2. calm                       
3. rapid                      
4. action

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

1. natural        
2. glass                      
3. happy                    
4. factory

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

1.  land             
2. traffic                    
3. plastic                   
4. plant

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

1. dark             
2. father                     
3. bag                         
4. castle

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

1. garden         
2. gasoline                
3. bath                       
4. car

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

1. energy         
2. environment         
3. deforestation        
4. exchange

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

1. wrap                        
2. swap                      
3. ask                         
4. that

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

1. noise           
2. reuse                      
3. house                     
4. because

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

1. charity        
2. natural                   
3. classmate              
4. exchange

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

1. survey       
2. surfing                   
3. Thursday              
4. student

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

1. polluted    
2. uniform                 
3. reduce                   
4. reuse

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

1. deforest    
2. pollution               
3. decorate                
4. polite

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

1. invite        
2. refillable               
3. environment       
4.  bin

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

1. reuse         
2. refill                      
3. recycle                  
4. level

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

1.  fasten        
2. daddy                    
3. backpack              
4. water

Archaeology are digging the ground to __________ that site.

1. explore 
2. patent   
3. invent 
4. support

I really hope my dream will become a __________ in the future

1. real 
2. really   
3. reality 
4. realistic

I want to go to the supermarket to buy some __________ bulbs.

1. precise 
2. field
3. light   
4. steam

We are trying to __________ the problem with the steam engine

1. support 
2. solve 
3. invent 
4. benefit

There are a lot of benefits to do __________ researches.

1. scientific 
2. enormous 
3. precise 
4. technical