26. If you are working on a word processor, you can take advantage of its capacity to make additions and deletions as well as move entire paragraphs by making just a few simple keyboard commands.
【分析】復合句。主句主干為 you can take advantage of its capacity。其中，its 指代 a word processor；句中的 move entire...同前面的 to make additions and deletions 構成并列關系，move 前省略了 to, if 引導條件狀語從句。
【譯文】如果你使用文字處理軟件寫作，通過一些簡單的鍵盤指令就能利用其添加和刪除內容，也能移動整個段落。
【點撥】take advantage of 意為“利用，從...得到好處”。
【臨摹】要想在這一領域獲得成功，首要條件就是利用新技術的優勢，建立牢靠的基礎，這樣才能獲得超速效率。

27. Once you have a first draft you can delete material that is unrelated to your thesis and add material necessary to illustrate your points and make your paper convincing.
【分析】復合句。主句主干為 you can delete material and make your paper convincing。句首的 once 引導條件狀語從句；that 引導的定語從句修飾其前的 material；形容詞短語 necessary to illustrate your points 做后置定語修飾第二個 material。
【譯文】一旦初稿寫成，你就可以刪除與文章主題無關的材料，添加需要的材料來證明你的觀點并使文章具有說服力。

來源:可可英語 http://www.ccdyzl.cn/menu/201303/232101.shtml