2016年高中英語(yǔ) Unit 4　Astronomy the science of the stars Period 4語(yǔ)法課件 新人教版必修

1、Period 3 Grammar -Noun clauses as the subject,To the speaker: Confidence; Fluency; Accuracy!,To the audience: Attention; Interaction,English speech,慧眼閃閃,1. What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe. 2. What is even more i

2、mportant is that as the earth cooled down, water began to appear on its surface. 3. It was not immediately obvious that water was to be fundamental to the development of life. 4. whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.,

3、What do the sentences have in common?,Module Verbs,慧眼閃閃,1. What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe. 2. What is even more important is that as the earth cooled down, water began to appear on its surface. 3. It was not im

4、mediately obvious that water was to be fundamental to the development of life. 4. whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.,What do the sentences have in common?,Module Verbs,1. To master the basic usage of noun clauses a

5、s subject. 2. To learn to use the Module verbs noun clauses as subject in the real situation through self-study and practice. 3. Be absorbed in English study and enjoy the beauty of English.,Learning aims,Self-directed study,Group discussion,1. 主語(yǔ)從句的語(yǔ)序 2. that 1）作成分嗎？有意義嗎？ 2）何時(shí)省略？ 3）that與what的區(qū)別 3.

6、it 作形式主語(yǔ)的情況; 4. if與whether何時(shí)可互換？ 5. 主語(yǔ)從句的主謂一致問(wèn)題 6. 如何選擇主語(yǔ)從句的引導(dǎo)詞,質(zhì)疑體現(xiàn)了一個(gè)人的水平和思維的深度,Question & answer about Grammar,Conjunctions(連接詞)of Noun Clauses as the subject,what, whatever, who, whoever, whom, whose, which, whichever,that, whether, if, because，as if (as though),when, where, how（-）, why,（充當(dāng)從句的狀語(yǔ)

7、）,(充當(dāng)從句的主語(yǔ)、賓語(yǔ)、表語(yǔ)、定語(yǔ)）,（不充當(dāng)從句的任何成分）,Special attention,1. What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe. (what 引導(dǎo)主語(yǔ)從句，在從句中作表語(yǔ)，意思是“什么”) 2. Who will go makes no difference. (who引導(dǎo)主語(yǔ)從句，在從句中作主語(yǔ)，意思是“誰(shuí)”) 3. It was not immediately obvi

8、ous that water was to be fundamental to the development of life. (it作形式主語(yǔ)，真正的主語(yǔ)是that引導(dǎo)的主語(yǔ)從句，that在從句中不作句子成分，沒(méi)有任何實(shí)際意思，只起引導(dǎo)詞的作用。) 4. Whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved.(whether 引導(dǎo)主語(yǔ)從句，在從句中不作任何句子成分，意思是“是否”) 5. Where the

9、 English evening will be held has not yet been decided. (where引導(dǎo)主語(yǔ)從句，在句中作地點(diǎn)狀語(yǔ)，意思是“哪里”),Can you tell me now?,Practice and promotion,挑戰(zhàn)一 1. that 2. Whether 3. Whoever 4. When 5. What you told me just now 6. How we will go there 7. Why he cries 挑戰(zhàn)二 1. B 2. A 3.C 4. A 5. B 6. C 7. D 8. C 9. B 10. D,Check the answer,Review what we have learned,Consolidation,Summary & Advice from our English monitor:,What did we have learnt? What to do after class to be better?