Unit 4 Discovering useful structures 课件-2022-2023学年高中英语人教版（2019）必修第三册

Infinitives as the attribute and the adverbial B3U4 Grammar Learning Objectives Grasp the basic usage of the infinitives as the attribute and the adverbial. I can’t go with you, for I have a lot of work _________(do). to do The meeting __________(hold) in next month is canceled. to be held 判断以下不定式作什么成分 1....people have always wanted to learn more about space，and scientists work hard to find answers. 2.They make vehicles to carry brave people into space to find out the secrets of the universe. 3.However，some scientists were determined to help humans realise their dream to explore space. 4.For example，America’s NASA space agency launched Voyager 1 on 5 September 1977 to study deep space... 目的状语 后置定语 目的状语 目的状语 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... 7.This signalled one step further in China’s plan to establish a space station in the future. 8.More recently，China has sent Chang’e 4 to explore the surface of the far side of the moon to make measurements and observations. 后置定语 后置定语 后置定语 目的状语 to do 作定语 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。 1. 今晚我们有许多作业要做。 We have much homework ________(do) tonight. 2. 明年将要完工的机场将有助于促进这一地区的旅游业。 The airport ________________(complete) next year will help promote tourism in this area. 。 to do to be completed to do 作定语 2. 名词前有first，last，next，the only等词或最高级修饰时，其后要用动词不定式作定语。 她是第一位在奥运会上获得金牌的女性。 She was the first woman ________(win) the gold medal in the Olympic Games. to win to do 作定语 3.抽象名词attempt, ability, ambition, chance, desire, determination, decision, plan, chance, time, courage, effort, failure, offer, promise, right, wish, reason, way或不定代词something，nothing等后面常用不定式作后置定语。 1. 詹尼斯·阿德金斯有能力和愿望去做有用的工作。 Janis Adkins has the ability and desire _____（do) useful work. 2. 现在是上课的时间了。 Now it is time ________ (begin) our class. to do to begin to do 作定语 4. 当名词与定语之间存在主谓关系、动宾关系时。 1. 我们必须找