資訊推薦

• 32 若一個雙極性電晶體（BJT）在主動區操作模式下，射極電流為 5.05 mA，基極電流為0.05 mA，則其 β 值為：(A) 98 (B) 99 (C) 100 (D) 101
• Today, people are using too many natural resources andproducing too much waste. These damage the ear
• 【題組】43. According to the passage, to _____ can help the earth.(A) produce waste(B) drive cars to wor
• 【題組】44. Which of the following is NOT the benefit of leading asustainable life?(A) Becoming healthie
• 11. Jamie used some fruit and chicken to_________ a bowl ofdelicious salad.(A) recover (B) control (
• 【題組】45.The word “extras” in the last paragraph probably means“_______.” paragraph 段落(A) the eco-frie
• 【題組】46. We can read this passage in a book about _______.(A) the protection of the environment(B) th
• 1. ㄧ般而言，天體相對我們在視線方向遠離時，光譜有什麼情形出現？(A)藍移現象 (B)黃移現象(C)橙移現象 (D)紅移現象。
• 16. 不當抬舉導致肌肉骨骼傷害，或工作臺/椅高度不適導致肌肉疲勞之現象，可稱之為下列何者？(A)不當動作(B)感電事件(C)被撞事件(D)不安全環境。
• 15. 都市中常產生的「熱島效應」會造成何種影響？(A)增加降雨(B)空氣污染物易擴散(C)空氣污染物不易擴散(D)溫度降低。
• 33 如圖之 RC 串級放大電路中，第2 級放大電路（未顯示）的輸入電阻 Ri2 =1.5 kΩ，電晶體之 β1 = 81、VBE,on = 0.6 V，求第 1 級放大電路的電壓增益大小（vo1/v
• 44. 826×52 中數字「52」稱為(A)實數(B)法數(C)被乘數(D)右數。
• 46. 流行病學實證研究顯示，輪班、夜間及長時間工作與心肌梗塞、高血壓、睡眠障礙、憂鬱等的罹病風險之相關性一般為何？(A)負(B)無(C)正(D)可正可負。
• 5.A: 　　　 do you have guitar lessons?B: Twice a week, on Thursdays and Saturdays.(A) What day (B) Wha
• 3.A: Who 　　　 free time this Friday night?B: Nicole and I do. We can help with the show.(A) have(B) i
• 6.Irene doesn’t have any friends at school, but 　　　 least her brothers like her and care 　　　 her.(A)
• 8.Jill 　　　 up at 5:30 a.m., and she 　　　 late.(A) always gets; is never(B) always gets; never is(C) g
• 10. A: 　　　 do the girls go to the club after school?B: On Tuesdays and Fridays.(A) Where (B) What’s
• 9.A: 　　　 does the movie start?B: I’m not sure（確定的）. Maybe at 3:30.(A) When(B) Why(C) Who(D) What
• 45. 存款是銀行的(A)負債(B)資產(C)權益(D)收益。
• 1.A: This is your cake, and that is my cake.B: 　　　 I want that chocolate cake.(A) I understand your
• 2.The show is only 　　　. We should prepare for it now.(A) one month(B) one away month(C) one month aw
• 2. 下圖所示之電路，若負載為電阻性，則在開關 S1 閉合(ON)之瞬間，其接點上之火花現象為何？(A)無火花(B)反應對 C1 之充電電流的火花(C)反應負載電流之火花(D)火花時有時無。
• 2.A: How often do you go shopping? B: 　　　 I always shop online.(A) I seldom do.(B) I see.(C) It’s on
• 4.We seldom go to the movies. We do that 　　　.(A) every months(B) every six months(C) six months ever