阅读理解
   The best thing about going to school is learning how to read. Books are great friends. They can help you to learn about anything you want to know. They can go anywhere with you. You can read about animals, faraway places, people, and anything else.
   Books are written by people called authors(作者). Authors think of things they want to write about. They make a plan for a book and start to write .Some authors write books that give us information(信息)and teach us things. Authors are very important people because they help us learn. Find a good book to read and read every day ,You will enjoy your time with a good book.

王叔叔买了100个零件，经过检查后，有1个是假的，假的比较重，至少用天平秤____ 次就知道哪个是假的了．

阅读下文，回答相关问题。

        （娄）师德长八尺，方口博唇，深沉有度量。人有忤^①己，辄逊以自免，不见容色。尝与李昭德偕行，师德素丰硕^②不能遽^③步昭德迟之，恚曰：“为田舍子^④所留！”师德笑曰：“吾不田舍，复在何人？”其弟守代州，辞之官，教之耐事。弟曰：“人有唾面，洁之乃已。”师德曰：“未也。洁之，是违其怒，正使自干耳！”
         狄仁杰未辅政，师德荐之。及同列，数挤令外使。武后觉，问仁杰曰：“师德贤乎？”对曰：“为将谨守，贤则不知也。”又问：“知人乎？”对曰：“臣尝同僚，未闻其知人也。”后曰：“朕用卿，师德荐也，诚知人矣。”出其奏。仁杰惭，已而叹曰：“娄公盛德，我为所容乃不知，吾不逮^⑤远矣。”   

                                                                                                                                                                                                       （节选自《新唐书·娄师德传》）
        【注释】①忤，wǔ，不顺从、触犯。②丰硕，肥胖。③遽，jù，急。④田舍子，即乡巴佬。⑤逮，及。