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1、第二学期高一级英语导学案【单元标题】Book 3 Unit 4 第4课时Discovering Useful Structures 导学案【学习目标】1.学习并掌握动词不定式做宾语，宾语补足语，定语和状语的用法。. 2.会分析句子中的动词不定式的用法。3.学习用动词不定式造句。【学前诊断】1.了解动词不定式做宾语，宾语补足语，定语和状语使用和结构。2.能够用动词不定式润色句子。【学习过程】【自主探究案】一、动词-ing形式作宾语，宾语补足语【观察思考】 1. People have always wanted to learn more about space.2. China wanted
2、Change 4 to explore the surface of the far side of the moon. 【探究总结】二、动词-ing形式作定语【观察思考】 1. You must be intelligent enough to get a related college degree.2. Scientists work hard to find answer.3. We were surprised to find that he had left.4. Yuri Gagarin became the first person in the world to go int
3、o space. 5. Some scientists were determined to help human realise their dream to explore space.【探究总结】1. 动词不定式作定语常放在名词或不定代词后面作后置定语, 表示尚未发生的动作。*Let us give him something to eat. 让我们给他一些吃的东西。*We have much homework to do tonight. 今晚我们有很多作业要做。2. 有些抽象名词后面常接不定式作定语，如ability, chance, desire, decision, effort
4、, intention, need, opportunity, plan, promise, pressure, right, time, way或不定代词something, nothing等后面常用不定式作后置定语。如：After months of unemployment, all he asked for was a chance to earn his bread.But Janis Adkins has the ability and desire to do useful work. 但是詹尼斯阿德金斯有能力和愿望去做有用的工作。3. 名词前有first, last, next
5、, only等词以及最高级修饰时, 其后要用动词不定式。如：She was the first woman to win the gold medal in the Olympic Games. 她是第一个在奥运会中赢得金牌的女性。 The nine-year-old boy was the only one to have survived the crash.4. 当名词与定语之间存在动宾关系时。I usually have a lot of meetings to attend. 我通常有很多会议要参加。She is a nice person to work with. 她是一个很好的
6、合作伙伴。5. 当名词与定语之间存在主谓关系时。We must find a person to do the job. 我们必须找到一个人来做这项工作。We need someone to go and get a doctor. 我们需要有人去请医生。6.当名词与定语有同位关系时。We got the order to leave the city. 我们接到了离开这个城市的命令。【即学活用】1) The airport _(complete) next year will help promote tourism in this area. (2) Do you have anythin
7、g _(do) tonight? (3) The best way _(improve) your English is to join an English club. 【探究总结】不定式作状语动词不定式在句中作状语, 主要用来修饰动词和形容词, 也可用来修饰副词。在句中, 不定式可作目的状语、原因状语、结果状语、条件状语等, 可表示目的、原因及结果等。1. “主语 + be + 形容词 + to do sth.”结构中，不定式常作原因状语，常见的此类形容词有happy, sorry, glad, excited, disappointed, shocked, satisfied, asto
8、nished等。如：They were glad to see their son taken good care of in the kindergarten. 2. 不定式还常用在too . to结构、enough及only等后面作状语，表示结果。如：The box is too small to hold all these thingsI walked all the way from home to the library, only to find it closed.3. 不定式作目的状语既可放在句首也可放在句尾，不定式前可加in order或so as。如： He had to
9、 earn enough money to support the family. In order to master English, you must spend much effort on it.【即学活用】1. _ the convenience of digital payment, many senior citizens started to use smart phones. (2019江苏卷单项填空) A. To enjoy B. Enjoying C. To have enjoyed D. Enjoy2. Modem methods of tracking polar
10、bear populations have been employed only since the mid-1980s, and are expensive _(perform) consistently over a large area. (2019新课标卷语法填空)3. But some students didnt want _(wear) the uniform. (2019浙江卷语法填空)【即学活用】1. As it is at the end of summer, people think it is their last chance _ (have) fun before
11、going back to boring work.2. I think you have every right _ (complain).3. _ (make) friends easily, you need to be very kind.4. Its never too old _ (learn).5. He went back only _ (find) the door firmly locked.6. We are very pleased _ (hear) your wonderful news.7. He is too ready _ (help) others.8. Th
12、e child has no toys _ (play) with.9. There is no time _ (lose).10.Would you be so kind as _ (tell) me the time?翻译下面句子1. 她总是第一个到教室，最后一个离开的。_2. 孩子们，安静一下，我有件事情要宣布！_3. 这只狗很勇敢，跳到水里救那个小女孩。_4. 有很多作业要做，我没时间出去玩了。_【自我评价（self-evaluation）】 Think about this passage learning and complete the following form. Rate
13、yourself on a scale of five: one being low and five being high, and put it into your portfolio.Things I can doEvaluationI can concentrate on the lesson54321I can think actively54321I can understand the grammar rules in this unit.54321I can analyze sentences by what is learned in this period. 54321I still need more practice .YESNO 第 5 页 共 4 页 学科网（北京）股份有限公司