(
课件网) Using language Unit 5 Into the unknown Learning objectives 1. To review the usage of noun clauses; 2. To use noun clauses correctly; 3. To read the passage related to the topic and learn to use the words and expressions about facing the future; 4. To grasp some basic facts and the current research situation about the brain, listen to the interview to get the information about sleep, and learn to use the expressions concerning investigations. Activity 1 Look at the sentences from the reading passage and answer the questions. a. Although his theory has been dismissed by scholars, it shows how powerful the secrets of Ancient Maya civilisation are among people. b. But the greatest mystery of all is what caused the Maya to abandon most of their great cities. c. Why Maya civilisation collapsed remains a mystery. Grammar: noun clauses 1. Which sentence contains a clause that serves as the subject of the sentence 2. Which sentence contains a clause that serves as the object of the sentence 3. Which sentence contains a clause that gives further information about the subject in the sentence 4. What do “how” , “what” and “why” in each sentence refer to 1. Which sentence contains a clause that serves as the subject of the sentence Sentence c. 2. Which sentence contains a clause that serves as the object of the sentence Sentence a. 3. Which sentence contains a clause that gives further information about the subject in the sentence Sentence b. 4. What do “how” , “what” and “why” in each sentence refer to a. Although his theory has been dismissed by scholars, it shows how powerful the secrets of Ancient Maya civilisation are among people. b. But the greatest mystery of all is what caused the Maya to abandon most of their great cities. c. Why Maya civilisation collapsed remains a mystery. “how” refers to the extent of power of Ancient Maya civilisation’s secrets; “why” refers to the reason that Maya civilisation collapsed. “what” refers to the thing that caused the Maya to abandon most of their great cities; 名 词 性 从 句 主语从句 宾语从句 表语从句 同位语从句 一个句子放于主语的位置上 一个句子放于宾语的位置上 一个句子放于表语的位置上 一个句子放于同位语的位置上 Now look for more sentences with noun clauses in the reading passage. 1. Based on this, he believed he had spotted an unknown Maya city buried deep in the jungle. 2. What is most extraordinary about these complex structures is how they were built without the use of wheels, metal tools or even animal power. 宾语从句 主语从句 表语从句 4. It is possible that the Maya people unknowingly reduced their ability to deal with natural disasters. 3. The fact that Maya society was technologically primitive makes its achievements all the more incredible and mysterious. 同位语从句 主语从句 形式主语 怎样使用名词性从句的引导词呢？ 原则： 缺什么填什么，啥也不缺，填 that, 缺主语， 缺宾语，表示“什么人，什么事，什么东西” 用 what。 2. 名词性 ... ...
