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.

Alike (A) oxygen, which is chemically (B) changed by our bodies into carbon dioxide, nitrogen is  merely (C) exhaled back into (D) the air.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

He was so mean that he could not bear to ___ the smallest sum of money for the charity appeal.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Too many factories dispose ___ their waste by pumping it into rivers and the sea.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

The ___________ polluted atmosphere in some industrial regions is called “smog”.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

The child who was caught ___________ was made to stand in the comer of the classroom.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

Woman liberated from child care can pursue their own interest.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

Excessive amounts of lead in the air can decrease a child’s intelligence.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.

Unlike the other Asian states, Singapore has hardly any raw materials, _________