Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.He regrets ________ school early. It is the biggest mistake in his life.
A.leaving
B.to have left
C.being left
D.to leave

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.I haven’t met him again since we _________ school ten years ago.
A.have left
B.leave
C.left
D.had left

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.The doctors know that it is very difficult to save the patient’s life, __________ they will try their best.
A.but
B.although
C.despite
D.however

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.The doctor told him to keep ________ sweets and chocolate to lose weight.
A.up
B.at
C.off
D.back

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.He asked her so many times to do it that _____________ she did so.
A.by the end
B.in the end
C.to the end
D.at the end

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.__________, the school continued to be built.
A.The government, which sponsored it
B.Sponsored by the government
C.The government sponsored
D.The sponsorship of the government

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.You’ll feel sorry afterward ________ you do it carefully.
A.unless
B.if
C.when
D.whereas

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.We are looking for people with ________experience.
A.the
B.a
C.an
D.no article

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.
A.personal
B.semester
C.eternal
D.opponent

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the other three in the position of primary stress in each of the following questions.
A.neglect
B.digest
C.manage
D.defend