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.

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.

Hardly he had graduated from Vietnam Naval Academy when he joined Vietnam Coast Guard.

A. he had    

B. graduated from  

C. when       

D. joined

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.

Chemical engineering is based on the principles of physics, chemists, and mathematics.

A. on

B. principles

C. chemists

D. mathematics

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.

Chemical engineering is based on (A) the principles (B) of physics, chemists (C), and mathematics (D).

A. on

B. principles

C. chemists

D. mathematics

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          

The (A) principles used in air – conditioning are (B) basically the same as (C) those used by the human body to cool (D) himself.

A. principles 

B. basically 

C. those 

D. himself

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.

The world is becoming more (A) industrialized and the number of animal (B) species that have becoming (C) extinct (D) have increased. Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions

A.  industrialized

B. species

C. extinct

D. have

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. 

Great apes are in crisis of becoming extinct

A. Great 

B. are 

C. crisis 

D. extinct 

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.

(A) The girl (B) that you (C) are looking for (D) living in this area.

A. The 

B. that 

C. are 

D. living