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• 21.已知一樑之長方形斷面寬為 b，高為 h，若將寬增加一倍，高減少一半，則斷面模數較原來的變化為何 ？ (A) 增大 (B) 減少 (C) 不變 (D) \u0004不一定
• 23. 若 A、B 兩人的效用決定於 X、Y 兩財貨的消費量，且兩人的效用函數分別為 與 ，社會的預算限制為。下列何種消費組合屬於柏瑞圖最適狀態？ (A) (B)(C) (D)
• 22. 如【圖 22】所示之懸臂樑，試求其固定端彎曲力矩的絕對值為何 ？(A) 450N-m (B) 800N-m (C) 1000N-m (D) 1200N-m
• 2. I usually________breakfast. I have to catch up an early bus. (A) skip (B) go (C) take (D) make
• 3. A: How often do you wash your hair? B:_____________ (A) Every two days (B) Sometimes (C) In the e
• 4. I _________up at seven o’clock in the morning. (A) go (B) take (C) wake (D) make
• 5. How often do you _______ jogging? (A) do (B) go (C) have (D) take
• 6. If I ________ $ 1000, I _______ happy. (A) win, am (B) won, will be (C) won, would be (D) win, wo
• 7. A: Is this your purse? B: No, that _______ mine. My purse is black, not red. (A) can’t be (B) mig
• 8. The use of cell phones inside the museum is still common ______ the visitors are advised to turn
• 9. Cutting down on daily expenses is ______ most people manage when the economy is down. (A) how (B)
• 10. ________ about the open position is available in the job section of our website. (A) Information
• 11. The market-research team conducted a survey on how often people listen to the radio while _____
• 12.Hilltop Inc. wants to fill _______ job vacancies as soon as possible. They need more workers. (A)
• 13. Do you ______ if I practice the piano? (A) Ok (B) mind (C) could (D) please
• 14. A: I need to blow up all the balloons. B: Don’t worry. ______ help you. (A) I’m going to (B) I’l
• 15. Please be quiet! The baby ________. (A) sleeps (B) was sleeping (C) slept (D) is sleeping
• 16. It ______fifteen hours to get there by plane. We were all beat! (A) took (B) has taken (C)take (
• 17. My friend called me when I ___________ a shower. (A) took (B) was taking (C) had taken (D) was t
• 18. People get ____ traffic. (A) arrested in (B)stuck in (C)polluted by (D)dressed by
• 19. The biggest problem in this country is ___； people are suffering from hunger. (A) pollution (B)
• 20. Jane is relaxed and calm. Jane is ____. (A) laid-back (B)generous (C)reserved (D)thrifty
• 21. According to the passage, people can’t _______ things in this game. (A) grow (B) borrow (C) ste
• 22. People can buy more things with ________ in the game (A) e-money (B) houses (C) seeds (D) veget
• 23. Among the people Joyce interviewed, who dislikes the game? (A) Laura (B)Allan (C) Harold (D) no