71. He has been away from home for almost one month, so he is likely to lack food for lack of cash, his father estimated.
他已經離家出走近一個月了，所以他可能因為缺少現金而買不起食物，他父親估計到。
72. The first time they went abroad, the tourists were so curious about everything that they couldn't help purchasing many goods, which made it difficult to control the budget.
遊客們第一次出國時會對一切充滿好奇心以至於禁不住會買很多東西，這樣一來就很難控制預算了。
73. The different kinds of media make it possible that we obtain a large amount of valuable information in time.
各種各樣的媒體使我們能及時地獲得許多有價值的信息。
74. Mandy countries are reported to be taking measures to research and develop the new sort of cars so as to face the energy crisis.
據報道，很多國家正採取各種手段研發新型汽車，以應對能源危機。
75. Not until the entire river covered with rotten fish which died from acid rain did the villages realize how serious the pollution was.
知道整條河裡飄滿了酸雨導致的死， 村民們才意識到污染有多嚴重。
