【評論主題】12. 若下列反應(1)的平衡常數是 K，請問反應(2)的平衡常數為何？ (1) 1\\/2 CO2 (g) + H2 (g)⇌ 1\\/2 CH3OH (g) (2) CO2 (g) + 2H2 (

【評論內容】這題應該是K2，兩式相加則K相乘，式子反寫才會是1/K

【評論主題】35. (A) deficiencies (B) precautions (C) oversights (D) vulnerabilities

【評論內容】Deficiencies (de-: down, away；fic : to do, make；能力(做)低下) 不足

【評論主題】12. Websites _____ upload videos are very popular. (A) that lets people (B) who let people (C) which

【評論內容】不能用中文的邏輯去想"哪裡(可以po)"，而是"哪一個(網站)"，所以which最好