47.Which of the following is NOT discussed in the passage?
(A) Percentage of people who worked yet still received pension retirement income
(B) Ways to measure retirement
(C) Consequences of bridge employment
(D) Definition of average age of retirement

43.According to the information given in the passage, obesity and smoking are similar in that . (A) they both can cause incurable diseases (B) they are both risk factors that can shorten life span (C) they are closely related and they have similar symptoms (D) they both can cause health problems that may not be immediately apparent

44.The word “significant” in the passage is closest in meaning to ________. (A) ambiguous (B) multi-faceted (C) noticeable (D) terrifying

45.Which of the following statements is NOT true? (A) American society has an obsession with being thin so obesity rates have declined in recent years. (B) Obese people are more likely than people of normal weight to develop serious health problems such as diabetes, heart diseases and other health conditions. (C) Being overweight can compromise your health, and even cause death. (D) There are a number of different approaches to the measurement of obesity.

46.The word “straightforward” in the passage is closest in meaning to ________. (A) simple (B) ambiguous (C) complex (D) enigmatic

48.The word “preclude” in the passage is closest in meaning to ________. (A) result in (B) contribute to (C) rule out (D) equal to

49.According to the passage, which of the following statements is NOT true? (A) The change in labor force participation rates can indicate the change in retirement behavior. (B) A bridge job refers to part-time work people take after leaving a career but before retiring completely. (C) It is possible for people to get retirement benefits while they are still working. (D) Receipt of retirement benefits or pension income is required for continued employment.

50.Which of the following is NOT a way to measure retirement? (A) One’s job transition plan (B) One’s sources of income (C) One’s eligibility to receive retirement benefits (D) One’s self-reported retirement status

1. 下列何種物質最容易自行通過細胞膜(plasma membrane)之脂質雙層(lipid bilayer)？ (A) 鈉離子(Na+) (B) 鉀離子(K+) (C) 氯離子(Cl－) (D) 甘油(glycerol)

2. 人體紅血球在何種溶液中會脫水而呈皺縮狀？(註：mOsm 即 milliosmolal，為滲透壓之單位) (A) 滲透莫耳濃度為 150 mOsm 之食鹽水 (B) 滲透莫耳濃度為 300 mOsm 之食鹽水 (C) 滲透莫耳濃度為 600 mOsm 之食鹽水 (D) 以上皆非

3. 神經細胞的細胞膜去極化(depolarization)可由下列哪一機制造成？ (A) 鈉通道(sodium channels)關閉 (B) 鈉通道打開 (C) 鉀通道(potassium channels)打開 (D) 鈉、鉀通道之開關，與去極化無關