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.

We will reduce air pollution and helped the environment if we use public transportation.

For each question, combine two sentences using the First Conditional or Second Conditional.

We should raise people’s awareness and provide more recycling bins. Then many people will recycle.

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

Mark the letter A, B, C or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions.

Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best completes each of the following exchanges.

Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.