33 What is the conclusion of the passage?
(A)Females are more prone to Alzheimer’s than men.
(B)Male researchers are encouraged to study Alzheimer’s.
(C)Gender-specific studies are now dominated by female researchers.
(D)Females make significant contribution to gender-specific research on Alzheimer’s. 代號：20140

29 Which of the following is widely considered the major cause of Alzheimer’s? (A)Advanced age (B)Cultural influences (C)Genetic mutation (D)Gender difference

30 Which of the following is true about the view that a woman’s heart works differently from a man’s? (A)It was an old view long held by the male-dominated scientific community. (B)This view was challenged by many male researchers in the past. (C)This view was challenged primarily by female scientists. (D)This view developed because of advancements in cardiology.

31 According to the passage, what is the recent Alzheimer’s research mainly about? (A)Why women live longer than men. (B)Why women are more prone to Alzheimer’s. (C)How Alzheimer’s treatments were discovered by women. (D)How Alzheimer’s influences the lives of many Americans.

32 What is the relationship between dementia and Alzheimer’s? (A)Dementia may result in Alzheimer’s. (B)Alzheimer’s may result in dementia. (C)The life span of Alzheimer’s patients is longer than that of the dementia patients. (D)They are similar diseases, but found in men and women respectively.

34 What do the passages mainly discuss? (A)how insects use pheromones to facilitate reproduction (B)how pheromones are produced by insects (C)why analyzing insect pheromones is thorny (D)the different uses of pheromones among various insect species

35 What does the underlined phrase "specific reactions" refer to? (A)roaming instinct (B)general aggression (C)particular behavior triggered by pheromones (D)species-specific hibernation cycles

36 The purpose of the underlined word "hormones" is to point out (A)chemical signals that are common among insects (B)specific responses of various species to chemical signals (C)similarities between two chemical substances (D)how insects produce different chemical substances

37 The underlined word "sedentary" is closest in meaning to (A)inactive(B)inefficient(C)untouchable(D)unbalanced

38 Based on the premise that “we are much more reluctant to walk away from an ongoing enterprise in which we have invested a lot than from one in which we have invested only a little,” which one of the following is the easiest to do? (A)To burn the first chapter of your PhD dissertation draft after having worked on it for a few weeks (B)To rewrite the body of your PhD dissertation draft after having spent two whole years on it (C)To find another dissertation supervisor after having worked with your original supervisor for three years (D)To change your dissertation topic after working on it for one year and having finished three chapters

39 Which of the following statements is true? (A)When mating, the male invests much less than the female in total. (B)When mating, the total investment of the male is roughly the same as that of the female. (C)When mating, the female contributes much more than the male in total. (D)When mating, the male contributes much more than the female in total.