47. In paragraph 3, what do “they let him go” mean?
(A) they ended his employment with them
(B) they helped him return to the Netherlands
(C) they suggested that he go to England
(D) they allowed him to go back to his old job

43. Which of the following best describes the organization of the passage? (A)A comparison and contrast of the factors governing forest fires is followed by a list of causes. (B) A description of the conditions affecting forest fires is followed by a description of the causes. (C) An analysis of factors related to forest fires is followed by an argument against the causes of fires. (D)Several generalizations about forest fires are followed by a series of conclusions.

44. The author of this passage would most likely to be (A) a forest ranger (B) a meteorologist (C) a historian (D) a business person

45. The reading is mainly about ____. (A) how Van Gogh's family influenced his development as an artist (B) Van Gogh's educational background in the arts (C) how Van Gogh's work as a teacher affected his artistic abilities (D) Van Gogh's unconventional route to becoming an artist

46. What is the main idea of paragraph 3? (A) At this point, Van Gogh became increasingly interested in religion. (B) Van Gogh's career as an art dealer was not a successful one. (C) Van Gogh learned to appreciate different styles of art while working in London. (D) Van Gogh's experiences in London lead him to become a preacher.

48. Van Gogh got his first job in London ____. (A) when he was 16 years old (B) after he sold his first painting (C) after he had visited Paris (D) when he was 20 years old

49. Van Gogh probably ____. (A) wanted to be a language teacher (B) enjoyed changing jobs all the time (C) suffered from some sort of mental illness (D) enjoyed working as an art dealer

50. In paragraph 4, sentence 4, the word “masterpieces” means ____. (A) earliest attempts (B) letters to friends (C) best creations (D) life stories

1. 下 列 有關物質波的敘述 何者正確？ (A) 運動中的 基本粒子不具有物質波的性質 (B) 棒球以 150公 里 ∕ 小時的速 率 運動，其物質波的 性 質 顯著且易於觀察 (C) 電子是帶電粒子，電子束穿 透 金屬晶格的實驗 中 ，由於庫 侖 靜 電 力 的 作 用 ，雖然得到電子的繞射圖案， 但 未必能 證 明電子 具 有波的 性 質 (D) 物質波 的 性質僅存在於不帶電的粒子； 例 如 ，中子是不帶電 的 粒子， 由 中子照射晶體的實驗，才能 顯 現 物質波 的 性 質 (E) 以適當能量的 單電子通過雙狹縫， 觀察雙狹縫後方屏幕， 每次電子在屏 幕上留下一個亮點，重複多次相同 實 驗 ，在屏幕上累積留下的亮點可 形 成 亮 暗 條 紋

2. 某 生 彈奏吉他時，覺得吉他音調不準，於是轉動吉他調音旋鈕，將第二根弦稍微 拉 緊。若弦的兩固定端距離不變，此調音動作 對第二根弦產生的物理效應為何 ？ (A) 使第二根弦上駐波的波長變小 (B) 使第二根弦上駐波的頻率變大 (C) 使第二根弦上駐波的波速變小 (D) 使第二根弦上駐波的振幅變大 (E) 使第二根弦上駐波和音箱的共鳴程度增大

3. 鎝 -99m（ Tc - 99m ， m代表亞穩態同位素）是目前最廣泛使用的核 醫藥物，可 用於甲狀腺、副甲狀腺、骨骼、心肌、腦部等掃描檢查。鎝 -99m可 先 由鈾核 分裂獲得鉬 -99（ Mo - 99 ）， 鉬 -99再衰變成為 鎝 -99m，其過程為：為 不帶電荷且質量非常小或近乎零的反微中 子 ）， 如 圖 1所示，接著 將 鎝 -99m取 出 ， 並 由 注射或口服等方法送入人體內，在特定器官 或組織發生衰變，其 過 程 為：， 釋放出 γ 射線作為檢測分析的訊號。下列有 關此核醫藥物的敘述何者正確？  (A) γ 射線為能量高於紫外線之電子 (B) γ 射線為能量高於紫外線之中子 (C) 在 鉬 -99 進行放射性衰變成 鎝 -99m 時 ， X代 表 β 粒 子 (D) 在 鉬 -99 進行放射性衰變成 鎝 -99m 時 ， X代 表 α 粒 子 (E) 在 鉬 -99 進行放射性衰變成 鎝 -99m 時 ， X代 表 γ 粒 子