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.

In the United States  among 60 percent of the space on the pages of newspapers is reserved for  advertising

A. among

B. of the space

C. is reserved

D. advertising

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.
In the United States (A) among 60 percent (B) of the space on the pages of newspapers (C) is reserved for (D) advertising.

A.among

B.of the space

C.is reserved

D.advertising

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
If the oxygen supply in the atmosphere was not replenished by plants it would soon be exhausted

A. supply

B. was

C. by plants

D. exhausted

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 economy of Maine is based to a great extent in its forest, which over 80 percent of its surface area.

A. economy of

B. to a

C. in its

D. percent 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.

The economy of Maine is based to a great extent in its forest, which over 80 percent of its surface area.

A. economy of     

B. to a         

C. in its       

D. percent of

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 question

From the monitoring of earthquake waves it is evidence that the Earth’s outer core is liquid, whereas the inner core is solid.

A. From  

B. earthquake 

C. evidence 

D. whereas

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

Most of the guests turned up two hours early, that took us by surprise

A. of the 

B. up 

C. that 

D. by

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.

Digital clocks, however precise, they cannot be perfectly accurate because the earth’s rotation changes slightly over years.

A.they

B.perfectly

C.the

D.slightly