人教新课标版高一必修1重点提炼：Unit 3 Travel journal句型突破（1）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。be+adj+to do在“主语+系动词+形容词+不定式”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为：easy，difficult，heavy，hard，nice，bitter，dangerous，interesting，important，comfortable，pleasant，impossible等。This text is very difficult to understand.这篇课文很难懂。The water is not fit to d
