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

It is the high time John understands how to behave properly towards the old men

A. understands              

B. high                           

C. towards           

D. how to

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.

It is time (A) the government helped (B) the unemployment (C) to find some (D) jobs.

A. time 

B. helped 

C. unemployment

D. some 

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 is time the government helped the unemployment to find some jobs.

A. time

B. helped

C. unemployment

D. some

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 is time the government helped the unemployment to find some jobs.

A. time 

B. helped 

C. unemployment 

D. some

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.

By measuring the color of a star, astronomers can tell how hot is it. 

A. measuring 

B. the 

C. how 

D. is it