Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase. 
Solar energy is not only plentiful and infinite but also clean and safe.
A.boundless             
B.unlimited                
C.uncountable            
D.inflexible

Choose the word or phrase that best completes the sentence or substitutes for the underlined word or phrase. 
Oil, coal and natural gas are ______ fuels made from decayed material from animal or plants.
A.unleaded                
B.smokeless               
C.solid                       
D.fossil

Choose the word that has the main stress placed differently from the others

A.energy                   
B.exhausted               
C.natural                   
D.plentiful

Mrs. Brown was the first owner                                   dog won 3 prizes in the same show.
A.whose    
B.her     
C.who   
D.whom

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions
There are a car and two vans in front of my house.
A.are
B.a car
C.two vans
D.in front of

Pick out the word that has the primary stress different from that of the other words.

A.academic
B.necessity
C.authority
D.commercially

If we don't protect wildlife now, there will be nothing left for future generations.
A.Wildlife is being protected now in case there will be nothing left future generations.
B.There will be nothing left for the future generations unless we protect wildlife.
C.Only if we protect wildlife, there will be nothing left for the future generations.
D.It's important to protect wildlife now or there will be nothing left for the future generations.

Everglades National Park is …………
A.in the south of the United States.
B.home to alligators and many varieties of birds.
C.an area of land that is full of water.
D.all are correct.

If we leave (A) now for our trip, we can drive (B) half the distance before (C) we stop having (D) lunch.   
A.leave 
B.can drive
C.before 
D.having

We                all the time when I was in college.
A.would have played                  
B.had played
C.used to play              
D.have played