He wouldn't have failed his exam ______ he had been ill.

She always encourages her son ________ harder.

The first person ________ the classroom last Monday might know the reason.

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.

Van Mieu was representative of Confucian ways of thought and behaviors.

Richards lost his job because he was late every day.

Telephone was invented in the 1876 by Alexander Graham Bell, a Scotsman (31) _____ became a US citizen.

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

Because power demand is increasing very rapidly, fossil fuel will be exhausted within a relatively short time.