Bill Gates made his money by satisfying the ______for computer operating system that were easy to use. 

Choose 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. 

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.

What does the passage mainly discuss?

Once heralded as a future star of the technological world, Daniel came a cropper when his product proved to be a total flop.  

A number of accusations have been ________ against Mark by his former colleagues.

Peter is thinking of changing his job because there are few_________ of promotion.

Choose 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.