Mark the letter A, B, C or B on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

Paul decided (A) to join (B) the army after the first year (C) at college and he (D) was in it ever since.

A. to join

B. the

C. at college

D. was 

Mark the letter A, B, C or B on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

Paul decided (A) to join the army after (B) the first year (C) at college and he (D) was in it ever since.

A. to join 

B. the 

C. at college

D. was 

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 anwer sheet to indicate the underlined part that needs correction in each of the following questions.

The mountain climbers proceeded forward on their long trk up the side of the mountain.

A. The

B. proceeded forward

C. on

D. side

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 anwer sheet to indicate the underlined part that needs correction in each of the following questions.

The nests of most bird species are strategic placed to camouflage them against preators.

A. most

B. species

C. strategic

D. against