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 (A) has been said (B) that laser (C) to be the most miraculous (D) to cure the disease.

A. has been said 

B. that 

C. to be

D. to cure

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 B on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

The American (A) frontiersman, politician, and soldier Davy Crockett is one of the (B) most popular (C) of American (D) hero.

A. frontiersman

B. most 

C. of

D. hero

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.

Whoever said this (A) he must have been a liar because it is (B) something (C) that even a child knows to (D) be true. 

A. he must

B. something 

C. that 

D. be true

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

In that age of computers, it is difficult to imagine how tedious work of accountants and clerks must have been in the past

A. that age 

B. it is 

C. work 

D. have been

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

In that age of computers, it is difficult to imagine how tedious work of accountants and clerks must have been in the past.

A. that age

B. it is

C. work

D. have been

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 large amount of popular expressions in our language have interesting backgrounds. 

A. A large amount 

B. expressions 

C. have 

D. backgrounds