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• 8. The figure above depicts average total cost functions for a firm that produces automobiles. At le
• 9. The source of the supply of loanable funds(A) is saving and the source of demand for loanable fun
• 10. A firm's costs of production are equal to it(A) explicit costs only. (B) implicit costs onl
• 11. When profit-maximizing firms in competitive markets are earning profits(A) market demand must ex
• 12. When two goods are perfect substitutes, the indifference curve is(A) a horizontal straight line.
• 13. The tool most often used by the Fed to control the money supply is (A) changing reserve requirem
• 2. 在 1000°C 及 10.0 torr 下，某元素氣體的密度為 g/L。這是甚麼元素?(A) Ar (B) Hg (C) Na (D) Ne
• 3. 因流體本身溫度所產生密度差而使流體流動是為何種流動方式？ (A)強制對流 (B)自然對流 (C)控制對流 (D)熱傳對流
• 3. 下列哪一項是次碘酸的化學式?(A) HI (B) HIO (C) HIO2 (D) HIO3
• 4. 以下哪一個選項是含有金屬的陰離子?(A) 鉻酸根離子 (B) 銨根離子 (C) 鐵的水合離子 (D) 磷酸根離子
• 5. 奧斯華德法合成硝酸的第一步反應: NH3 + O2 → NO + H2O (未平衡)如果 150 g 氨與 150 g 氧氣反應產生 87 g 一氧化氮，該反應的產率是多少?(A) 33% (B
• 6. 酒石酸的質量百分比組成為：C 32.01%、H 4.03%、O 63.96%。若酒石酸的分子量大約為150 amu，其分子式為何?(A) C3H3O7 (B) C4H8O6 (C) C4H6O6
• 7. 將 Pb(NO3)2(aq)、Mg(ClO4)2(aq) 和 (NH4)2SO4(aq) 三種溶液混合，會形成甚麼沉澱物?(A) PbSO4 (B) MgSO4 (C) NH4ClO4 (D)
• 8. 將 100 mL 2.0 M KCl 與 50 mL 1.5 M CaCl2 溶液混合所得到的溶液中氯離子的莫耳濃度是多少?(A) 2.3 M (B) 3.3 M (C) 4.3 M (D) 5
• 1. 八二三砲戰中，我軍先掌握制空權下，共軍優勢盡失，損失慘重，種下敗因。(A)O(B)X
• 9. 將 1.00 atm 的乾燥氮氣放入側面具有一針孔的容器中，氮氣從容器中洩漏的速度比放入同一設備中的 1.00 atm 的未知氣體的洩漏速度快3.55倍。此未知氣體是下列哪一物種?(A) (B
• 51. 1995年1月30日，中國共產黨中央委員會總書記江澤民發表「江八點」，公開反對臺灣以搞「兩個中國」、「一中一臺」為目的，從事所謂「擴大國際生存空間」的對外活動。(A)O(B)X
• 14. This graph represents the tobacco industry. The industry creates(A) negative externalities. (B)
• 15. When fixed costs are ignored because they are irrelevant to a business's production decisio
• 16. In the economy of Talikastan in 2015, consumption was $3000, exports were $1200, GDP was $6300,g
• 17. In the long run the unemployment rate equals(A) zero.(B) the cyclical rate of unemployment.(C) t
• 18. If a country’s purchases of foreign assets exceeds foreign purchases of domestic assets, that co
• 19. According to classical macroeconomic theory, changes in the money supply affect(A) nominal varia
• 20. Most economists believe that money neutrality(A) does not hold in the short run. (B) does not ho
• 2. 在OSI網路七層中，提供資料封包(Packet)的傳輸路徑(Routing)選擇，決定移動資料的最佳方式的是下列哪一項？(A)網路層 (B)實體層 (C)傳輸層 (D)應用層