| 高一英语下:Unit 18 New Zealand 第三课时教案 |
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I. Teaching aims: Talk about New Zealand. learn grammar: the use of “It” as Subject. Similar dialogue presentation with new words and expressions used within II. Teaching aids: none Step I Revision Step II word study Finish the exercises in Student book, page 40. Step III Practice Let Ss finish the exercises “vocabulary, 2/3” in page 79, Workbook Step IV Grammar 1. it也可以代替不定式或从句在句中作形式主语,即: It be +adj. +(n.)+that +clause或It be adj. +to do sth.,那么that引导的从句和不定式是句子中的真正主语,这个用法是为了避免长句作主语导致句子的不对称,如: It is difficult to finish this job on time(= To finish the job on time is difficult).要按时完成这项工作是很困难的。 It is strange that she doesn’t want to travel. 她竟然不想旅游,这个让人感觉很奇怪。 It is a good thing that he helps me with English study on Sunday. 星期天他帮助我学习英语是一件好事。 2. it作主语时可以指时间,日期,距离或天气,也可以指无识性别的婴儿。如: It’s ten past twelve. 现在是十二点十分。 It is two miles to the beech. 离海滨有两英里。 It was raining this morning. 今天早上天在下雨。 It is Saturday today. 今天星期六。 Step V Exercises let Ss finish the exercises ‘grammar’ in Workbook Homework Finish off the exercises in Workbook
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