Giáo án Tiếng Anh lớp 8 Unit 15: Computers - Lesson 2

Teacher’s activities

Students’ activities

I. Speaking: (23’)

1. Pre - speaking:

a. Vocabulary: (7’)

- Elicit the words first, says out then instruct Ss to read the words.

+ facimile (n)

+ reinforced concrete (n)

+ microphone (n)

+ X-ray (n)

+ loudspeaker (n)

+ helicopter (n)

+ laser (n)

+ optical fiber (n)

- Write and check the words.

*Checking vocabualry: Matching

b. Model sentences:

- Give out model sentences and guides Ss to do the task.

+ When was the facsimile invented?

It was invented in 1843.

+ Who was it invented by? By Alexander bain.

+ What was invented by Karl D. Sauerbornn in 1816?

It was bicycle.

2. While - speaking:

- Ask Ss to work in pairs to ask and answer questions to fill in the missing information in the tables.

- Call on some pairs to practice before class.

- Get comments and correct.

- Call on some ss to report their finding before class.

- Correct Ss’ mistakes if any.

II. Listening: (15’)

1. Pre – listening:

- Introduce the scene and some new words: pulp (n), vat (n), roll (n), convey (n).

- Ask Ss to read the sentences and guess the missing words.

- Get feedback and write on the board.

2. While - listening:

- Play the tape for Ss to listen and check their predictions.

- Get feedback and play the tape again for them to check their answer.

- Give correct answer.

* Answer:

1. simple 2. same 3. two hundred 4. left 5. rollers

3. Post – Listening:

- Ask Ss to listen to the text again and order the sentences.

- Check the answer with class.

* Answer key:

c. Paper pulp was placed in the vat.

d. Paper pulp was mixed with water.

a. The water was drained.

e. The pulp fibers were poured out.

g. The pulp was conveyed under the rollers.

f. The fibers were smoothed and pressed dry.

b. The paper was put on a roll.

- Try to give them out and repeat chorally- individually.

- Copy down and give the meaning, stress.

- Match the words with their meaning.

- Listen and write down.

- Work in pairs.

- Practice in pairs before class.

- Give comments on their friends’ conversations.

- Give reports.

- Listen and notice

- Listen and write down.

- Guess the answer.

- Give predictions.

- Listen and check.

- Give answer and check the answer again.

- Write down.

- Listen again and put the sentences into the correct order.

- Listen and check.