下面是《选择与安排》中的一段话：
用兵致胜的要诀在占领要塞，击破主力。
要塞既下，主力既破，其余一切就望风披靡，不攻自下。古人所以有“射人先射马，擒贼先擒王”的说法。如果虚耗兵力于无战略性的地方，等到自己的实力消耗尽了，敌人的要塞和主力还屹然未动，那还能希望打什么胜仗？做文章不能切中要害，错误正与此相同。
总体说来，这段议论的论证方法是什么？
参考答案：
比较法中的类比法。
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| Agatha Christic would never forget the night when she met a robber (抢劫者)many years ago. That evening, she went to a birthday party which 1 until two o'clock in the morning. Agatha walked in the 2 street alone. Suddenly from the back of a dark 3 a tall man with a sharp knife in his right hand ran out at her. "Good 4 , lady," the man said in a low voice. "I don't think you wish to 5 here!" "What do you want?" "Your earrings. Take them off!" Agatha suddenly had a 6 idea, She tried to cover her necklace with the collar (衣领) of her overcoat while she used 7 hand to take off both of her earrings and then quickly 8 them on the ground. "Take them and let me go," she said. The robber thought that the girl didn't like the earrings at all, only wanted to 9 the necklace. It would cost 10 , so he said, "Give me your necklace." "Oh, sir. It doesn't 11 much. Please let me wear it. " "I'm not that 12 . Quick!" With shaking 13 Agatha took off her necklace. As soon as the robber left, she picked up her earrings and ran as 14 as she could to one of her friends. The earrings cost 480 pounds and the necklace the robber had taken away cost 15 six pounds. | |||
| ( )1. A. ended ( )2. A. busy ( )3. A. part ( )4. A. morning ( )5. A. die ( )6. A. funny ( )7. A. other ( )8. A. handed ( )9. A. own ( )10. A. cheap ( )11. A. weigh ( )12. A. afraid ( )13. A. hands ( )14. A. much ( )15. A. really | B. stayed B. quiet B. block B. afternoon B. escape B. safe B. others B. threw B. keep B. expensive B. take B. angry B. feet B. early B. already | C. stopped C. noisy C. building C. evening C. fight C. brave C. the other C. passed C. have C. more C. spend C. silly C. head C. carefully C. only | D. lasted D. wide D. street D. night D. stay D. bright D. another D. put D. protect D. less D. cost D. bad D. body D. fast D. hardly |