Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions.

John cannot see off his sister at the airport because he is seriously ill.

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

The shop assistant was totally bewildered by the customer’s behavior.

Which best serves as the title for the passage?

They also take in and evaporate water, (39) _______ cools the air around them. 

His parents are satisfied with his result when he was at high school yesterday.

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