Question 41: For the last 20 years, we _______ significant changes in the world of science and technology. A. witness

Question 41: For the last 20 years, we _______ significant changes in the world of science and technology.
A. witness B. have witnessed C. witnessed D. are witnessing
Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Question 42: Measles are an infectious disease that causes fever and small red spots.
A. Mealses B. are C. infectious D. and
Question 43: Upon reaching the destination, a number of personnel is expected to change their reservations and proceed to Hawaii.
A. reaching B. is C. to change D. proceed to
Question 44: The occean probably distinguishes the earth from other planets of the solar system, for scientists believe that large bodies of water are not existing on the other planets.
A. probably B. for C. are not existing D. from
Question 45: For its establishment, ASEAN Tourism Association has played an important role in promoting and developing ASEAN Tourism services.
A. Tourism Association B. played
C. in promoting and developing D. For its
Question 46: Fifty minutes are the maximum length of time allotted for the exam.
A. are B. length C. maximum D. allotted
Question 47: All of the book were very interesting. I am surprised you didn’t like it.
A. the B. were C. surprised D. didn’t like
Question 48: Neither of the two candidates who had applied for admission to the Industrial Engineering apartment were eligible for admission.
A. who B. had applied C. to D. were
Question 49: The assumption that smoking has bad effects on our health have been proved.
A. The B. that C. effects on D„ have
Question 50: Next week, when there will be an English club held here, I will give you more information about it.
A. there will be B. held C. will give D. about
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