27.
(A) They may affect the results of experiments.
(B) They may behave abnormally.
(C) They may breed out of control.
(D) They may cause damage to the environment.

23. (A) The ad specifications had not been given in detail. (B) The woman's company made last-minute changes. (C) The woman's company failed to make payments in time. (D) Organising the promotion was really time-consuming.

24. (A) Extend the campaign to next year. (C) Run another four-week campaign. (B) Cut the fee by half for this year. (D) Give her a 10 percent discount.

25. (A) Stop negotiating for the time being. (C) Reflect on their respective mistakes (B) Calm down and make peace. (D) Improve their promotion plans.

26. Section B Directions: In this section, you will hear 3 short passages. At the end of each passage, you willhear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre. 注意：此部分试题请在答题卡2上作答。 Passage One Questions 26 to 29 are based on the passage you have just heard. A) They look spotlessly clean throughout their lives. B) They are looked after by animal-care organizations. C) They sacrifice their lives for the benefit of humans. D) They are labeled pet animals by the researchers.

28. (A) When they become escapees. (C) When they get too old. (B) When they are no longer useful. (D) When they become ill.

29. (A) While launching animal protection campaigns, they were trapping kitchen mice. (B) While holding a burial ceremony for a pet mouse, they were killing pest mice. (C) While advocating freedom for animals, they kept their pet mouse in a cage. (D) While calling for animal rights, they allowed their kids to keep pet animals.

30. Passage Two Questions 30 to 32 are based on the passage you have just heard. (A) They take it for granted. (C) They contribute most to it. (B) They are crazy about it. (D) They often find fault with it.

31. (A) Heat and light. (C) Historical continuity. (B) Economic prosperity. (D) Tidal restlessness.

32. (A) They find the city alien to them. (B) They are adventurers from all over the world. (C) They lack knowledge of the culture of the city. (D) They have difficulty surviving.

33. Passage Three Questions 33 to 35 are based on the passage you have just heard. (A) A political debate. (C) A documentary. (B) A football game. (D) A murder mystery.