外研版高一英语Module 5 A Lesson in a Lab 单元教学设计共六课时

外研版高一英语Module 5 A Lesson in a Lab 单元教学设计共六课时

The First Period

Introduction, Vocabulary and Speaking

Teaching goals

1.Target languages

liquid, expand, contract, substance, mixture, oxygen, electricity, aim, equipment, react, result, steam, substance, boil, float, form, dissolve, rust.

2. Ability goals

Enable the students to learn some words concerning scientific experiment.

3. Learning ability goal

Help the students learn how to recognize the numbers, fractions and percentages.

Teaching Important Points

1. Train the students’ abilities of listening and speaking.

2. Enable the Ss to recognize the numbers, fractions and percentages. 

Teaching Difficult Point

How to improve the students’ speaking ability.

Teaching Methods

 Individual and pair work.

Teaching Aids  1. a computer  2. a projector  3. the blackboard  Teaching Procedures Step 1 Greetings and Lead-in  T: Hello, everyone.

Ss: Hello, Mr Li. T: Sit down, please. Now in this unit we are going to learn

something about general science and learn how to  express  the numbers. First of all, on the screen.)liquid 液体 contract 收缩 mixture 混合物 electricity 电 expand 膨胀 substance 物质 oxygen 氧气

let’s learn the new words. (Show the new words



T:

OK. Please read the new words and find the Chinese

meaning for each worD.  (The Ss read and look up the words in the vocabulary individually. Teacher makes sure the Ss know the new words. Read the words after you.)

Step 2 Choose the correct answers to the quiz. Teacher asks the Ss to look through Part one and judge which statements are true. The Ss read and tick the possible right sentences. T: Now listen and check your answers. The Ss check the answers in pairs. 1.a 2.a 3.a 4.a 5.b 6.b 7.b 

T: Now listen again and check your  answers.  Step 3 Practice  T: Put the words in pairs or groups individually. (The Ss work on their own.)  T: Compare the answers in pairs. 1.air—oxygen  2.contract—expand

3.earth—sun—moon4.gas—liquid—solid

 Step 4 Practice Teacher shows the words on the screen. Have the class repeat them.electricity iron metal steel air glass



T: Can you find these things in our classroom? (Further questions for them to answer)Which of the above are natural?

Which are man-made? Which can be both?

T: Work in pairs or groups. (Call back the answers from the class.)1. Electricity, 2. Steel, iron, some metals and air are natural.

some metals and glass are man-made.

3. Electricity and some metals (alloys for example) can be man-made and naturally.

 Step 5 Vocabulary and speaking 1. Look at the numbers.(Show these numbers on the screen. Ask them to say the numbers. The English expression will be given when a student makes the answer.)76 seventy-six  876 eight hundred and seventy-six  2876 two thousand, eight hun

dred and seventy-six  32 876 thirty-two thousand, eight hundred and seventy-six  eight hundred and seventy-

432 876 four hundred and thirty-two thousand, six

2. Look and learn SB P42 Part 1   By this time, the Ss should know the meaning of “million”.

T: Read the numbers. And find the two mistakes.

This is a good time the Ss learn how to say the large numbers. The teacher walks around the class and offers help when necessary.

 S: I’ve found the errors. The first two numbers are misread.  T: You’re right. But how can you say the numbers?

S: The first one should be fifty－two million, four hundred and seventy thousand, three hundred and eighty－three.

T: Great! What about the second?

S: It’s one hundred million.

T: Good job! 

3. Look and say

Look at the following big numbers and say them in English quickly.

55 555

655 555

7 555 505

87 555 500

987 555 500

1 000 000 000

4. Listen and write 

T: Listen to the following numbers in English and write them down.

three thousand, five hundred and forty－six

thirty－three thousand, seven hundred and ninety－six

five hundred and twenty－two thousand, four hundred and eighty－five

three million, two hundred and thirty－five thousand

The Ss write in the Arab letter. 

The teacher collects some of their work and shows it on the real object objector.

5. Look at these fractions SB, P42 Part 2

T: Now please say these fractions in English.

S: Two fifth.

T: Is it right?

S: No, it’s two fifths.

T: Good! Next?

S: Five eighths.

S: Nine tenths.

S: Three eighths.

S: Five sixths.

T: Who can describe the fractions in Activity 2 as percentages? S: I’ll try. One third is the same as 33.33%.

S: Four－fifths is the same as 80%.

S: One－tenth is the same as 10%.

S: Three－quarters is the same as 75%.

S: One half is the same as 50%.

S: Two－thirds is the same as 66.66%.

S: Two－fifths is the same as 40%.

S: Five－eighths is the same as 62.5%.

S: Nine－tenths is the same as 90%.

S: Three－eighths is the same as 37.5%.

S: Five－sixths is the same as 83.33%.

T: Good! Your mathematics is excellent!

6. Practice 

T: Let’s turn to P43, Part 4 

Read these questions aloud and say the numbers.

(Put the Ss into pairs to take turns asking and answering the questions.

Circulate, monitor and help where necessary. Call back the answers from the class. …… 此处隐藏：9806字，全部文档内容请下载后查看。喜欢就下载吧 ……