Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the primary stress in each of the following questions.

A.accident
B.essential                  
C.inventor                  
D.assemble

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
“If you’re ever in a jam and need any help, ask me.”
A.in a bad condition     
B.in an easy situation        
C.in a favourable condition        
D.in a trouble

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.
It is in Hanoi, Vietnam, in the year 2021 where the 31st SEA Games is scheduled to take place.
A.It   
B.in the year 
C.where                     
D.to take place

When was the “two-child” policy adopted in China?
A.In 1986              
B.In 2016          
C.In 2017        
D.In 2018

The word “catastrophe” is closest in meaning to _________.
A.disaster                               
B.conflict                               
C.embarrassment       
D.shame

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.
Before becoming successful, Charles Kettering, former vice president of General Motors, was so poor that he has to use the hayloft of a barn as a laboratory.
A.successful               
B.so poor      
C.has to        
D.as

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the primary stress in each of the following questions.

A.invention       
B.manager      
C.company                 
D.attitude

According to the passage, the industry is likely to be thought as _______.
A.the only source of pollution         
B.the utmost harmful activity
C.a danger to the environment                    
D.a threat to human health

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.
It would be more economic to buy the bigger size.
A.It        
B.be    
C.bigger size     
D.economic

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

A.failed    
B.performed               
C.delivered                
D.finished