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21 下列何者是針對 iPhone 和 iPad 所設計的行動作業系統? (A) Mac OS X (B) Android (C) UNIX (D) iOS

34. 若彈簧安裝於止擋內時已預壓變形5 cm,當施加拉力F 為7.5 N 於拉把後釋放,擊發鋼珠往軌道前進,且施力過程中鋼珠重力可忽略不計,則過程中此施力作功多少焦耳? (A) 0.25 (B) 0.5 (C) 0.75 (D) 1.0 

4. After reaching the base camp, the expedition prepared to _____ the mountain before sunrise despite freezing temperatures. (A) plummet (B) soar (C) detour (D) ascend

47. Which of the following can be inferred from the article about individuals who do not get enough REM sleep? (A) They will completely lose the ability to dream during non-REM sleep phase. (B) They will experience an unnatural increase in prefrontal cortex activity. (C) They may struggle to perform efficiently on newly learned, complex tasks. (D) They are more likely to remember trivial daily events than emotionally charged ones.

50. The phrase “nocturnal therapy” in paragraph 4 refers to the idea that dreaming _____. (A) cures physical illnesses while a person is sleeping (B) helps the brain process psychological trauma (C) prevents individuals from experiencing stressful events during the daytime (D) suppresses all emotional responses so that memories are completely erased

45 They placed the elderly in a warm environment and covered them with _____ to reduce further heat loss. (A) purposes (B) blankets (C) welfare (D) license