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.

Please remain in (A) your assign seats (B) until (C) the instructor dismisses (D) the class.

A. in

B. assign seats

C. until

D. dismisses

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.

If carefully doing, the experiment will be successful.

A.If 

B.doing

C.will

D.successful.

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.

If carefully doing, the experiment will be successful

A. If

B. doing

C. will

D. successful

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 lot of discoveries have made in the fields of chemistry and physics

A. a lot of

B. have made

C. in

D. fields of

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 lot of (A) discoveries have made (B) in (C) the fields of (D) chemistry and physics.

A. A lot of

B. have made

C. in

D. fields of

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 lot of (A) discoveries have made (B) in (C) the fields of (D) chemistry and physics.

A. A lot of

B. have made

C. in

D. fields of

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 lot of (A) discoveries have made (B) in (C) the fields of (D) chemistry and physics.

A. A lot of 

B. have made 

C. in 

D. fields of