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

Not until a monkey is several years old _______ to exhibit sign of independence from its mother.

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

Dogs make very _______ pets. They’ll always stay by your side

Mark the letter A, B, C or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

Jane: "It's going to rain."

                   Mary: "___________"

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

The number of people traveling by air has been growing _______.

Choose A, B, C, or D to indicate the underlined part that needs correction in each of the following questions.

My grandfather had been looking for his newspaper for almost half an hour until finally he found it lying on his bed.

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

The boss told the workers that he would try his best to continue running the company and promised not to _______ any employees during the economic recession.

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

“Finish your work. And then you can go home.”

Choose 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.