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• 50. 同步指示燈的三個燈泡L1、L2與L3接法如圖所示，當指示燈泡約3～5秒緩慢旋轉一周時，則此三個燈泡在何種顯示下表示已達到同步的最佳情況？ (A)L1、L2與L3燈同時明亮 (B)L1、L2與L
• Note: There are 20 questions in total. Each one is 5 points. Please choose one answer for eachquesti
• 一、 克漏字選擇      Located on New Zealand’s South Island is the city of Queenstown. It lies on theshores
• 1. 石滬是一省時省力的古老漁撈方式，但建造石滬需有一定的地理條件配合，包括：沿岸海底傾斜度不宜過大、海岸附近需有足夠建造石滬的石料、潮差適中。照片為臺灣西部某處海岸拍攝的石滬，該處海岸最可能位於下列
• 1. 石滬是一省時省力的古老漁撈方式，但建造石滬需有一定的地理條件配合，包括：沿岸海底傾斜度不宜過大、海岸附近需有足夠建造石滬的石料、潮差適中。照片為臺灣西部某處海岸拍攝的石滬，該處海岸最可能位於下列
• 11. For those isolated at home due to COVID-19 or those who want to save time tomultitask, it is qui
• 1. 在均盛有 50 克水的三個燒杯甲、乙、丙中，分別加入 10 克、15 克、20 克的硫酸銅，經充分攪拌後，發現甲杯顏色最淡，而乙、丙二杯仍有固體沉澱，下列敘述何者正確？(A)甲杯是飽和溶液 (B
• 1. 下列各組「」內的字，讀音相同的選項是：(甲)敁「敪」／「啜」茶 (乙)「榻」板／糟「蹋」 (丙)琥「珀」／酒「粕」(丁)「蓼」漵／醇「醪」 (戊)「戧」金／踉「蹌」 (己)發「愣」／四「楞」(A
• 1. 將足量之固體氯化銨置入一容積為 328 升之真空容器中，加熱至 1000 K 而達到下列平衡 ，此時容器內壓力為 0.060 大氣壓。試問此反應達平衡時有多少莫耳的氯化銨固體分解？(A)0.06
• 1.若 為平面上三個非零向量，則下列哪些選項是正確的？(A) 不可能相等(B) 必與 垂直(C)(D)若 上的正射影與 上的正射影與相等，則 平行(E)將 的線性組合為 ，其中x,y為實數，若｢所決定
• 2. In how many ways can the letters in AAANSYSU be linearly arranged such that all the A'sare a
• 3. In how many ways can the letters in AAANSYSU be linearly arranged such that N and Uare adjacent?
• 4. What is the probability that a random, linear arrangement of the letters in AAANSYSUstarts and en
• 5. What is the coeffcient of x7y3 in the expansion of ?(A) (B) (C) (D)
• 6. What is the su of all the coefficients in the expansion of ? (A) 256； (B) 512； (C)1024； (D) 2048.
• 7. Let p, g be primitive statements for which p -＞ q is false. Which of the following is true?(A) p
• 8. Let p, g be arbitrary statements. Which of the following is equivalent to p → q? (A) p g；(B) p Vㄱ
• 9. Let p, g, and r be arbitrary statements. If p→ r is true and g is true, which of thefollowing is
• 10. If a set S has 127 proper subsets, what is IS|? (A) 128； (B) 254； (C) 256； (D) 512.
• 11. How many subsets of {3, 4, 5,6, 7, 8,9, 10, 11, 12, 13}contain at least one even integer? (A)198
• 12. What is the value of n, a positive integer, for which ?(A) 17；(B) 18； (C) 19； (D) 20.
• 13. Let bs = 3 and = bn + 3n + 2 for n ≥ 1. What is ? (A) 176； (B) 156； (C) 136； (D)116.
• 14. If we want to totally make sure at least two of n different pcople have birthdays that occuron t
• 15. Let S = {Alan, John, Jone, Sam, Don, Mary, Tom, Bil}. How many subsets are there whichcontain bo
• 16. A company gets graphics cards from two sources. The first source provides 40% of thecards, and t