2016年人教版必修五Unit1greatscientistsusinglanguage教案.doc

Unit 1 great scientists 教案

using language

Teaching procedures & ways:

Step 1 Revision

Check the homework.

Step 2 Teaching the new words(from “N icolaus Copernicus ”t o “l ogical ”)

Step 3 Reading

1. Fast reading

Read the passage and do Ex 1 on Page 7.

Before Copernicus ’t heory Showing Copernicus ’t heory

A diagram showing the solar system A diagram showing the solar system

with the earth at its centre with the sun at its centre

2. Careful reading

Read the passage carefully and answer the following questions.

(1) Why was Copernicus frightened and cautious? (Para 4)

(2) Why could he not tell about his theory? (Para 1)

(3) What was his theory about? (Para 1)

(4) What had the astronomers noticed in the sky? (Para 2)

(5) When did Copernicus complete his theory? (Para 3)

(6) How did he explain changes in the movement of the planets and in the brightness of the stars?

(Para 4)(7) When did he publish his idea? (Para 4)

(8) Why do people think there is a link between his theory and the work?

3. Post reading

If you were Nicolaus Copernicus, would you have hidden your theory for so many years? Give

a reason.

Step 4 Language points

1. lead to导致

Too much work and little rest often lead to illness.

Only working hard leads to your success.

2. only if 只有，只要（only 放句首时，主句要倒装。）

Only if a teacher gives permission is a student allowed to enter the room.

Only in this way can you learn English well.

Only when one is away from home does one realize how nice home is.

If only ：(expressing a wish) 如果⋯⋯就好了(多用虚拟语气)

If only she would come! 要是她来了,就好了。

3. make sense / make sense of 懂；理解make no sense 毫无意义

This sentence doesn’t make sense.

I can’t make sense of this sentence.

Can you make sense of what the speakers says?

What he says makes no sense.

4. would have done

(1)表示对过去的某种情况进行猜测,或本来要做某事却因某种原因未做成，通常用来说

明某一情况，但不象 should 或 ought to 那样含有责备之意。如： I guess the poet would have been about 20 when she wrote her first poem. Another worker wouldn ’t have acted like that.

(2) 相： n e e d n ’t

h a v

e ，表

示做了

不必做

的事，相

当为没必要 ⋯ ⋯ ”

should have +过去分词，表示应该做某事但实际上未做，译为“本应该 ⋯ ⋯ ” should not have +过去分词， 表示本不应该做某事但实际上做了，译为“本不应该⋯ ⋯ ” ought to have +过去分词，表示动作按理该发生了，但实际上未发生，译为“该⋯ ⋯ ” 与 should 的完成式含义类似。 5. work on 从事 She is working on a new novel. (= She is writing a new novel.) The students worked on his composition for hours. 6. complete vt. & adj. 完成；完整的；完成的 The workers haven ’t completed the house yet. When will the work be complete? 7. enthusiastic: having or demonstrating enthusiasm adj.热心的，满腔热情的 enthusiastic support 热情的支持 be enthusiastic about 对某事充满热情 8. reject v.

(1) to refuse to accept 拒绝；不接受 reject a gift / a possibility / a suggestion / an opinion She rejected his offer of help. We rejected his idea for a music club, and decided to have an art club instead. (2) to discard as defective or useless; throw away 丢弃。如：

To choose the good apples and reject the bad ones.

Step 5 Writing

1. Let Ss know what is persuasive writing and the aims of the letter you write to Copernicus.

2. Get the Ss to collect their ideas.

3. Get the Ss to make an outline.

4. Write the letter by themselves, paying attention to the writing of a letter.

5. Check Ss ’a rticles and ask several Ss to read their letter out.

Step 6 Assignments

1. Do Exx 1 — 2 on Page 4

2.

2. Preview “R eading task ”.