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.

Each of the musicians in the orchestra were rehearsing daily before the concert began.

A. musicians

B. were

C. daily before

D. began

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.

According to statistics, the number of young people who actively uses  Instagram and and Snapchat has increased sharply in recent years.

A. the number

B. who actively uses

C. has increased

D. in recent years

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

UNICEF uses the term 'child protection' to refer for preventing and responding to violence, exploitation and abuse against children and teenagers.

A. uses 

B. 'child protection' 

C. for 

D. against 

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

Each of the musicians (A) in the orchestra were (B) rehearsing daily before (C) the concert tour began. (D)

A. musicians

B. were

C. daily before

D. began

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.

The grass needs (A) cutting (B) , so let (C) us have one of the men to take (D) lawn-mower and do it

A. needs

B. cutting

C. let

D. to take