大多数同学一定有这样的经历:一个题目拿到手,却总是动笔艰难,可一旦开了头,尤其是有了一个好的开头后,写起文章来往往洋洋洒洒,文思泉涌,一气呵成。文章的开头就是整篇文章的门面。商店的门面漂亮,就能吸引来很多顾客; Most students must have such an experience: a subject to get the hand, but always make painstaking efforts, but once started, especially after a good beginning, writing essays often eloquent, Evans Quan, at one go. The beginning of the article is the whole story of the article. The beautiful facade of the store attracts many customers.