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 was on 12th April, 1961 when the first human, a Soviet cosmonaut, flew into space.

A. a Soviet cosmonaut

B. when

C. flew

D. into space

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 was on 12th April, 1961 when the first human, a Soviet cosmonaut, flew into space.

A. a Soviet cosmonaut 

B. when 

C. flew 

D. into space

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.

The boy (A) which was given first prize (B) in the contest (C) was very (D) happy.

A. which

B. in

C. was

D. happy

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 was not until the end of prehistoric  times that the first wheeled vehicles appearing .

A. until the end

B. prehistoric

C. the first

D. appearing

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 was in 1896 in Athens Greece where the first modern Olympics were held.

A. It 

B. in 1896

C. where 

D. were