•1 .一旦你许下诺言,就得遵守诺言。•__________ __________ __________ __________ __________ __________ , you should keep it.•2 .《哈利 · 波特》读起来很有趣。•Harry Potter ________ __________ __________ __________.•3 .不管发生什么事,不要泄气。•__________ __________ __________ __________ , please don't be discouraged.•[ 答案 ] 1.Once you have made your promise 2.is interesting to read 3.No matter what happens•考点 1 When I told her the air_would_be_hard_to_breathe and it would be very cold, she said it would be an interesting experience. 当我告诉她那里空气稀薄,呼吸困难而且天气很冷时,她却说这将是一次有趣的经历。•画线部分属于“ be + adj. + to do” 结构,在这一结构中,不定式与主语在意义上是动宾关系,但要用主动形式表被动意义;如果不定式的动词是不及物的,要在不定式后边加介词。用于这种句式中的形容词常见的有: easy, hard, difficult, heavy, comfortable, convenient, impossible, important, interesting 等。• 【 典例填充】•1 . The box is __________ __________ __________.•这个箱子搬起来很重。•[ 答案 ] heavy to carry•2 . The apple is __________ __________ __________ __________. 这个苹果不适合吃了。•[ 答案 ] not fit to eat•【即学即练】•(2010 年 临 川 一 中 月 考 )The Guinness Book of World Records is not so easy__________.•A . to remember B . to be remembered•C . remembering D . being remembered•[ 答案 ] A•考点 2 Once she has made up her mind, nothing can change it. 她一旦下定决心,什么也不能使她改变。•once conj. 一旦…… ( 就 ) ;一经……便……;引导一个含有条件意味的时间状语从句。•adv. 一次,一回;曾经,以前•n . ( 用于 for, at, the, this 或 that 后 ) 一次•【典例填充】•1 . ________________________________________________________________________•你一旦了解了这个规则就不会感到困难了。•[ 答案 ] Once you understand the rule, you will have no further...