ØThe millions of calculations involved, had they been done by hand, would have lost all practical value by the time they were finished.(等到完成的時候恐怕早就失去了所有价值)

　　ØIt was imperative that the secretary get these documents prepared before Tuesday.(秘书在周二之前把这些文件准备好)

　　ØNo matter how frequently performed,(无论多麽频繁的演奏)the works of Beethoven always attract large audiences.

　　ØTo minimize the possibility of theft,(为了最大限度的減少盗窃的发生的可能性), install a good alarm system.

　　ØI don’t think it is wise of you to show off your greater knowledge in front of the director.(我认为在把主任面前卖弄你懂得更多知识是不明智的)，for it may offend him.

　　ØWith repeated hacker’s attack on your system, we came to realized the necessity of hiring a computer security expert.(我們正逐渐意识到请一位计算机安全专家的必要性)

　　ØYour work is good on the whole, but there is still room for improvement(但是仍然有需要改善的余地)

　　ØThe sun gives off light and warmth, which makes it possible for plants to grow(这使得植物生长成为可能)

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