Unit 5 grade 10: Inventions – Speaking

Unique inventions (Unique invention)

1. Task 1 Unit 5 class 10 Speaking

Practise the conversation with a partner. (Practice the dialogue with a friend.)

Roof: What’s that machine, John? It looks like a printer but a bit bigger and sustained.

John: It’s a 3-D printer. I’ve just bought it.

Roof: 3-D printer? What’s it used for?

John: Well… It’s used for producing solid objects similar to the originals.

Roof: Really? For example?

John: You can make things like a cup, a spoon, or even a toy car.

Roof: Fantastic. Does that mean I can make my own things at home and save lots of money?

John: That’s right.

Translation

Roof: What is that machine, John? It looks like a printer but is a bit larger and heavier.

John: It’s a 3-D printer. I just bought it.

Roof: 3-D printer? What is it used for?

John: Ah… It is used to produce solid objects similar to the originals.

Roof: Really? Eg?

John: You can make things like cups, spoons, or even a toy car.

Roof: Great. Does that mean I can do everything myself at home and save a lot of money?

John: Right.

2. Task 2 Unit 5 Grade 10 Speaking

Complete the table with the information about the invention mentioned in the conversation above. (Complete the table with information about the invention mentioned in the dialogue above.)

Guide to answer

Translation

3. Task 3 Unit 5 Grade 10 Speaking

Discuss two more inventions with a partner. Complete the table below with the phrases in the box. (Discuss 2 more inventions with a friend. Complete the following table with the phrases in the box.)

Guide to answer

4. Task 4 Unit 5 Grade 10 Speaking

Work with a partner. Choose one invention mentioned in 3 and make a similar conversation as in Activity. You can use the information in the table or your own ideas. (Work with a friend. Choose an invention mentioned in lesson 3 and do a similar dialogue in the Activity section. You can use the board information or your own idea.)

Guide to answer

A: What’s that? I haven’t seen it before.

B: It’s a portable solar charger. I’ve just bought it.

A: What’s it used for?

B: It is used for charging mobile devices such as smartphones and laptops.

A: Oh, it looks small and easy to carry. Maybe I should buy one.

B: Sure. It’s also very environmentally-friendly because it uses solar energy.

A: Wow, great! Is it expensive?

B: No, it’s not expensive at all. It’s worth buying.

A: OK. I’ll buy one. Let’s go.

Temporary Translate:

A: What is that? I haven’t seen it before.

B: It’s a portable solar battery charger. I just bought it.

A: What is it used for?

B: It is used to charge mobile devices such as smartphones and laptops.

A: Oh, it looks small and easy to carry. Maybe I should buy one too.

B: Sure. It is also very eco-friendly as it uses solar energy.

A: Oh, great! Is it expensive?

B: No, it’s not expensive at all. It’s worth buying.

A: OK. I will buy one. Let’s go.

5. Task 5 Unit 5 class 10 Speaking

Work in groups. Choose one of the inventions below and prepare a talk to introduce it to other group members. (Work in groups. Choose one of the following inventions and prepare a talk to introduce it to members of other groups.)

Guide to answer

A food processor is a helpful electric appliance that is used in kitchens everywhere. It was not invented by a scientist, but by a French salesman called Pierre Verdon in the late 20th century. He saw his customers slice vegetables, grind spices, and blend dressings by hand. This inspired him to invent a machine that would do these jobs. Nowadays, the device is used for a variety of functions including kneading, chopping, blending, and pulverizing different types of ingredients needed for a meal. It really makes food preparation much easier and faster for the cooks.

Translated:

A food processor is a useful electrical appliance used in kitchens everywhere. It was not invented by a scientist, but by a French businessman named Pierre Verdon in the late 20th century. He watched his customers chop vegetables, grind spices and blend sauces. by hand. This inspired him to invent a machine that does these things. Today, this machine is used for a variety of functions including kneading, mincing, blending and grinding the different ingredients needed for a meal. It really makes the chef’s food preparation process much quicker and easier.

6. Practice Task 1

Choose the letter A, B, C or D the word that has the underlined part different from others.

Question 1: A. headphone B. weather C. earbud D. heavy

Question 2: A. economic B. collapse C. portable D. generous

Question 3: A. economic B. collapse C. portable D. generous

Question 4: A. principle B. collapse C. economic D. concern

7. Practice Task 2

Choose the letter A, B, C or D the word that has different stress pattern from others.

Question 1: A. develop B. principle C. submarine D. generous

Question 2: A. earbud B. laptop C. bulky D. apply

Question 3: A. invention B. portable C. generous D. submarine

Question 4: A. headphone B. support C. inspire D. collapse

Question 5: A. inspiration B. interview C. economic D. preparation

9. Conclusion

At the end of the lesson, students need to do full exercises and practice speaking skills; know how to talk about an invention with the following ideas: the name of the invention, its features, uses and benefits.