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 skin receives nearly A. the  B. third of the blood pumped out C. by D. the heart.

A. nearly 

B. the

C. pumped out

D. by

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.

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.

Nearly (A) chemical agents are harmful (B) to living tissues (C) if enough of them is taken (D).

A. Nearly 

B. are harmful

C. living tissues

D. is taken