25. When traveling solo in a foreign country, you cannot be 　　　 careful about any stranger getting close to you; that person may be a pickpocket.　
(A)enough　
(B)too　
(C)very　
(D)over

21. Maggie considers that hustle and bustle of New York annoying as she 　　　 in the tranquil countryside.　 (A)was used to live　 (B)used to living　 (C)is used to live　 (D)is used to living

22. To pay his way through college, Allen takes a couple of part-time jobs, one of 　　　 is tutoring elementary school students.　 (A)it　 (B)that　 (C)which　 (D)them

23. Dying to pass the upcoming exams with flying colors, all Sarah has to do is 　　　.　 (A)sitting up day after day　 (B)work harder for the exams　 (C)to stopping checking her phone so much　 (D)stayed focused on her schoolwork

24. 　　　 as Jason was, he tried hard to repress his overwhelming joy for fear that his opponents thought him arrogant.　 (A)Excited　 (B)Exciting　 (C)Excitement　 (D)Excite

26. Which of the following is NOT mentioned as one of the uses of facial recognition technology?　 (A)Unlocking a smartphone.　 (B)Gaining access to a building.　 (C)Keeping citizens under surveillance.　 (D)Ensuring special treatment for celebrity guests.

27. Which of the following statements is true about the technology?　 (A)Identical twins can be distinguished with this newly developed technique.　 (B)This system fails to identify people of parts of their faces are made unclear.　 (C)The police don't intend to take advantage of it to track suspects and catch criminals.　 (D)Airline passengers should always show their passport to pass through security at any airport.

28. The word stifle is closest in meaning to 　　　 .　 (A)suppress　 (B)provoke　 (C)stimulate　 (D)embrace

29. Where are we most likely to find this article?　 (A)In a travel brochure.　 (B)In a science magazine.　 (C)In a chemistry journal.　 (D)In a geography textbook.

30. What can we infer from the passage?　 (A)Consumers protest against the Face ID function on the new iPhone.　 (B)Coverings that obscure most of the face are never a problem for identification.　 (C)The revelation of private information is no longer an issue citizens worry about.　 (D)In the near future, all we need will be our face to take a train or make a purchase in a store.

複選題31. We'll have to shoulder all the responsibility         we choose to deal with current adversity. (A) whether (B) whatever (C) wherever (D) no matter which (E) no matter how