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46. 基態 24Cr 原子有幾個未成對電子及其磁性之敘述,下列何項正確? (A) 4,順磁性 (B) 2,逆磁性 (C) 5,逆磁性 (D) 6,順磁性

31. What is the main purpose of this passage? (A) To show how dangerous it is to live in Kenya. (B) To teach people how to survive and live well in Kenya. (C) To introduce a brave boy from Kenya and his invention. (D) To explain why other animals are killed by lions in Kenya.

32. According to the passage, what is NOT a part of “Lion Lights”? (A) A car battery. (B) A bulb. (C) A solar panel. (D) A radio.

33. Which of the following statements is true about “Lion Lights”? (A) “Lion Lights” can frighten lions away because they will go on and off in turn. (B) “Lion Lights” became popular in Kenya only after Richard attended TED Talks. (C) Richard’s successful experiment with fire and scarecrows led him to invent “Lion Lights.” (D) “Lion Lights” is highly effective in driving lions away, but can’t scare away other animals.

3 下列有關火警自動警報設備之探測器設置場所,何者錯誤? (A)因吸煙而有煙滯留換氣不良之康樂室,設置「差動式」探測器 (B)水蒸氣會大量滯留之更衣室,設置「定溫式 1 種」探測器 (C)會散發腐蝕性氣體之電池室,設置「火焰式」探測器 (D)大空間且天花板高等熱、煙易擴散之飛機停機庫,設置「光電式分離型」探測器