Many species have become extinct each year before biologists can identify them.

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 question.

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 question.

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blank 31.

“I think Jane is at home”_ “No, she _______ be at home, for she phoned me from the airport just ten minutes ago.”

I haven’t met my old English teacher since I left school.

Mary will have finished all her work __________.

One of the serious mistakes parents can make is to _____.