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.

Cameras (A) of one type or another(B)  have been using(C)   for more than a hundred(D) years.

A. Cameras 

B. another

C. using

D. hundred

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 improvement (A) for water standards (B) over (C) the last 50 years has been (D) very great.

A. for water

B. over 

C. the last

D. very great.

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 studies conducted on gazing behaviour, it has been founded that listeners gaze at speakers more than speakers gaze at listeners.

A. In studies

B. conducted on

C. has been founded

D. more than

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 studies conducted on gazing behaviour, it has been founded that listeners gaze at speakers more than speakers gaze at listeners.

A. In studies        

B. conducted on   

C. has been founded 

D. more than

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

For most of their history, especially since the 1860’s New York City has been undergoing major population changes

A. their

B. especially

C. the 1860’s

D. has been undergoing

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 £100 award has been offered for the return of the necklace. 

A. award 

B. has been offered 

C. for 

D. the 

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.

For most of their (A) history, especially (B) since the 1860’s (C), New York City has been undergoing (D) major population changes. 

A. their

B. especially

C. the 1860’s

D. has been undergoing

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.

For most of their (A) history, especially (B) since the 1860’s (C), New York City has been undergoing (D) major population changes. 

A. their

B. especially

C. the 1860’s

D. has been undergoing 

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 studies (B) conducted on gazing behaviour, it (C) has been founded that listeners gaze at speakers (D) more than speakers gaze at listeners.

A. In studies

B. conducted on

C. has been founded

D. more than