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.

Thank to (A) the help from (B) UNICEF, many families in remote villages are able to (C) live in (D) sanitary conditions.

A. Thank to

B. from 

C. are able to 

D. in 

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.

His teacher encouraged (A) him taking (B) part in the international (C) piano competition (D).

A. encouraged

B. taking

C. the international 

D. competition

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 addition to oil refining(A)  and international banking, Panama is also(B)  known for growing(C)  bananas, pineapples(D) , and sugar.

A. refining

B. also

C. growin

D. pineapples

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.

International students (A) should (B) take full use (C) of (D) tutorial appointments.

A. should 

B. take full use

C. of 

D. tutorial 

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. 

International students should (A) take full use (B) of (C) tutorial (D) appointments. 

A. should 

B. take full use 

C. of

D. tutorial 

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.

All of (A) the mammals, dolphins are undoubtedly (B) among (C) the friendly (D) to human.

A. All of 

B. undoubtedly 

C. among 

D. friendly