陕西省榆林育才中学高中英语 Unit 4 astronomy Language points 导学案学习目标 ： 1. 扎实掌握 Reading I 中的重点单词和短语的用法，提升自己的理解力和记忆力； 2. 自主学习，合作探究；学会分析与总结的方法，并能学以致用； 3. 激情投入，疯狂记忆，体验学习的快乐。学习重点：exist; puzzle 等词的用法 预 习 案I. 重点短语完形1. in all ________________ 向四面八方2．make up one's____________决心3．prevent...____________...阻止……4．____________eggs 下蛋5．____________one's turn 轮到某人；接着6．get the hang____________熟悉；掌握；理解7．watch____________密切注视；当心；提防 look____________当心8．depend____________依靠9．____________time 及时，终于,迟早，早晚10．give____________生产；分娩11．block____________挡住(光线)II. 经典句型应用1．This produced a chain reaction, which _____ for life to develop.这样产生的连锁反应，使生命发展成为可能。2．___________ water was to be fundamental to the development of life.水会对生命的发展起关键作用，这一点在当时并不明显。3．__________ _________ life will continue on the earth millions of years to come will _________ _________ whether this problem can be solved.那么在未来的数百万年中，生命能否在地球上延续取决于这个问题能否得到解决。4．The earth became ________ violent ____________ it was not clear whether the shape would last or not.地球变得如此猛烈，以至于它的形状能否持久还不清楚。训 练 案1．violent adj. (P25)猛烈的；激烈的；强暴的必会violent crime 暴力犯罪 violent storm 暴风骤雨violent behaviour 暴力行为 violently adv. 猛烈地；激烈地violence n. 暴力；暴行 take...by violence 强夺……①The violent wind dashed the ship violently against a huge rock.狂风将船猛地推向一块巨大的礁石②Meanwhile the violence continued in Syria.在此期间，叙利亚暴力冲突仍然在持续。2．unlike prep. 与……不同；adj. 不相似的；不同的[教材原句]Water had also appeared on other planets like Mars but，unlike the earth，it had disappeared ...
