UNIT 4 Section Ⅲ Discovering Useful Structures（课件PPT）-【优化指导】2023-2024学年新教材高中英语必修第三册（人教版2019）

Section Ⅲ　Discovering Useful Structures UNIT 4　SPACE EXPLORATION (单元主题语境：人与自然——太空探索) 动词不定式(短语)作定语和状语 [观察] 1．They make vehicles to carry brave people into space to find out the secrets of the universe. 2．They also really wish to discover other planets that are suitable enough to support life. 3．However，some scientists were determined to help humans realise their dream to explore space. 返回导航 高中英语　必修　第三册　R UNIT4 　SPACE EXPLORATION 4．...Yuri Gagarin became the first person in the world to go into space. 5．These disasters made everyone sad and disappointed，but the desire to explore the universe never died. 6．China became the third country in the world to independently send humans into space in 2003 ... 返回导航 高中英语　必修　第三册　R UNIT4 　SPACE EXPLORATION [探究] 1．句1、2是动词不定式作_____。 2．句3、4、5、6是动词不定式作___________。 状语 1．动词不定式作定语时需要注意什么？ __________________________________________________________ _______________ 2. 动词不定式作结果状语时与现在分词的区别？ __________________________________________________________ 思考 后置定语 若动词不定式是一个不及物动词，与被修饰词有动宾关系时，要使 现在分词表示顺理成章的结果；动词不定式表示出乎意料的结果。 用合适的介词。 返回导航 高中英语　必修　第三册　R UNIT4 　SPACE EXPLORATION 一、动词不定式的形式 形式 主动 被动 一般式 to do to be done 进行式 to be doing — 现在完成式 to have done to have been done 现在完成 进行式 to have been doing — 返回导航 高中英语　必修　第三册　R UNIT4 　SPACE EXPLORATION 二、动词不定式(短语)作定语 [感知] [组1] 1．The question to be discussed at the meeting is very important. 将在会议上讨论的那个问题非常重要。 2．The airport to be completed next year will help promote tourism in this area. 明年将要完工的机场将有助于促进这一地区旅游业的发展。 返回导航 高中英语　必修　第三册　R UNIT4 　SPACE EXPLORATION [组2] 1．The future to greet us will be very bright. 迎接我们的未来将会十分光明。 2．He's always the first person in the team to come up with the solution to the problem. 他总是团队里第一个提出问题解决方案的人。 返回导航 高中英语　必修　第三册　R UNIT4 　SPACE EXPLORATION [组3] 1．The teacher left us a lot of problems to solve. 老师留给我们许多问题去解答。 2．He can find no one to make friends with. 他找不到可以与之交朋友的人。 3．Mr.Brown has something important to deal with at present. 目前布朗先生有重要的事情要处理。 返回导航 高中英语　必修　第三册　R UNIT4 　SPACE E