Unit 1 Art Discovering useful structures 不定式作表语课件-2023-2024学年高中英语人教版（2019）选择性必修第三册

Unit 1 Art -discover useful structures 1 Escape from the British Museum The jade teapot needs our help! We need to finish some tasks to help her come back to China! 2 discover useful structures Observe grammar Explore grammar Internalize grammar Apply grammar 3 Task 1 Observe grammar 1.Our goal is to display the Chinese artistic genius from ancient times. 2.Perhaps the best way to understand Western art is to look at the development of Western painting over the centuries. 3.During the Middle Ages, the purpose of Western art was to teach people about Christianity. 4.In this work, Monet’s aim was to convey the light and movement in the scene. 5.What they attempted to do was no longer show reality, but instead to ask the question, “What is art?” infinitives -predictive 4 Task 2 Explore grammar Match the sentence halves and underline the nouns or clauses used as the subject in each sentence. 5 Explore grammar 1.To go there at this hour was to risk one’s life. 2.For a humble person, one of the hardest things might be to criticise other people. 3.All he wanted after a tiring day was to be left alone. 4.When you are faced with a serious dicision, my suggestion is to listen to your own inner voice. 5.What the survivors attempted to do was to build a memorial to the heroes who saved their lives. Read the sentences and try to find out their structures. 6 Explore grammar 1.To go there at this hour was to risk one’s life. To ask hime such questions is to irritate hims. To see is to believe. To hear is to obey. Tip 1:当句子的主语是_时,系动词后可接不定式作表语,用于解释主语所描述的_或说明该行为带来的_。 不定式 行为 结果 7 Explore grammar Tip 2:当不定式作表语时,能够担当句子主语的名词比较有限,大多用于表示某种情形或状况,包括advice, aim, ambition, custom, business, desire, difficulty, duty, experience, habit, happiness, hope, idea, intention, job, method, plan, principle, problem, purpose, reason, risk, role, task, thing, wish等。 2.For a humble person, one of the hardest things might be to criticise other people. 4.When you are faced with a serious dicision, my sugges