13. It can be inferred from Paragraph 3 that.
[A] shippers will be charged less without a rival railroad
[B] there will soon be only one railroad company nationwide
[C] overcharged shippers are unlikely to appeal for rate relief
[D] a government board ensures fair play in railway business
14. The wordarbiters（Line 7， Paragraph 4）most probably refers to those.
[A] who work as coordinators [B] who function as judges
[C] who supervise transactions [D] who determine the price
15. According to the text， the cost increase in the rail industry is mainly caused by.
[A] the continuing acquisition [B] the growing traffic
[C] the cheering Wall Street [D] the shrinking market
核心詞匯：
merge 合并
heighten 使提高，加強(qiáng)
monopoly 壟斷
freight 貨物，運(yùn)費(fèi)
substantial 可觀的，大量的；實(shí)質(zhì)的，真實(shí)的
coordinated 協(xié)調(diào)的
bulk （巨大的）體積，大量；（大）塊
consolidation 鞏固，加強(qiáng)
appeal （to） 申訴，上訴；吸引
captive 被俘虜?shù)模ㄎ闹兄竤hippers—托運(yùn)商受制于鐵路公司）
discrimination 歧視；區(qū)別
flourish 繁榮
一詞多義的詞匯（本文的意思，就是第一個(gè)意思非該詞的常見意義）：
ground 理由，根據(jù)；地面
subscribe 同意，贊成；訂購，訂閱
表示態(tài)度傾向的詞匯：
indignant 憤慨的
apprehensive 憂慮的，擔(dān)心的
上述的詞匯對理解全文與選擇答案影響很大，特別是表示態(tài)度傾向的詞匯indignant和apprehensive，直接關(guān)系到12題的答案選擇。復(fù)習(xí)時(shí)應(yīng)將各課的詞匯（包含問題與選項(xiàng)中的詞匯）按照上述分類整理記憶，以提高答題的正確率。
[A] shippers will be charged less without a rival railroad
[B] there will soon be only one railroad company nationwide
[C] overcharged shippers are unlikely to appeal for rate relief
[D] a government board ensures fair play in railway business
14. The wordarbiters（Line 7， Paragraph 4）most probably refers to those.
[A] who work as coordinators [B] who function as judges
[C] who supervise transactions [D] who determine the price
15. According to the text， the cost increase in the rail industry is mainly caused by.
[A] the continuing acquisition [B] the growing traffic
[C] the cheering Wall Street [D] the shrinking market
核心詞匯：
merge 合并
heighten 使提高，加強(qiáng)
monopoly 壟斷
freight 貨物，運(yùn)費(fèi)
substantial 可觀的，大量的；實(shí)質(zhì)的，真實(shí)的
coordinated 協(xié)調(diào)的
bulk （巨大的）體積，大量；（大）塊
consolidation 鞏固，加強(qiáng)
appeal （to） 申訴，上訴；吸引
captive 被俘虜?shù)模ㄎ闹兄竤hippers—托運(yùn)商受制于鐵路公司）
discrimination 歧視；區(qū)別
flourish 繁榮
一詞多義的詞匯（本文的意思，就是第一個(gè)意思非該詞的常見意義）：
ground 理由，根據(jù)；地面
subscribe 同意，贊成；訂購，訂閱
表示態(tài)度傾向的詞匯：
indignant 憤慨的
apprehensive 憂慮的，擔(dān)心的
上述的詞匯對理解全文與選擇答案影響很大，特別是表示態(tài)度傾向的詞匯indignant和apprehensive，直接關(guān)系到12題的答案選擇。復(fù)習(xí)時(shí)應(yīng)將各課的詞匯（包含問題與選項(xiàng)中的詞匯）按照上述分類整理記憶，以提高答題的正確率。