B1CEFRWriting50 min

Luyện viết: Inventions and Everyday Objects

Inventions and everyday objects

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How to Use This Lesson

👨‍🏫 For the Teacher

Total recommended time: 50 minutes. Guide students through the word-family and collocation sections, then check and review answers at the end of each module before progressing.

🎓 For the Learner

Work through this Module 1 (Build-up) to master essential vocabulary, word families, and sentence structures. Once completed, you will use these tools in the Module 2 essay task.

⚙️ Module 1: Vocabulary & Grammar Build-up (Inventions & Design)

Practise the words and sentences you will need for your essay.

A split-screen illustration showing a classic mechanical tool on one side and a sleek modern electronic device on the ot

📚 Key Word Families

Learn how each root word changes depending on whether it acts as an action, person, concept, or description.

Root 1

invent

  • Verb: invent
  • Noun (thing): invention
  • Noun (person): inventor
  • Adjective: inventive
Root 2

design

  • Verb: design
  • Noun (plan): design
  • Noun (person): designer
  • Adjective: designed
Root 3

material

  • Noun (matter): material
  • Adjective: material
  • Verb: materialize
  • Collocation: raw material
Root 4

produce

  • Verb: produce
  • Noun (act): production
  • Noun (item): product
  • Adjective: productive
Root 5

device

  • Noun: device
  • Plural: devices
  • Related Verb: devise
  • Meaning: tool or gadget
Grammar Rule

Writing About Inventions: Active vs. Passive Voice

When describing inventions, we usually care more about the creation than who built it. Use the Past Passive for historical inventions and the Present Passive for ongoing manufacturing.

Past Passive (was/were + V3):

"The light bulb was developed in the late 19th century."

Present Passive (is/are + V3):

"Millions of handheld devices are manufactured every year."

Word Forms • Item 1 of 5 Root: invent

Thomas Edison is famous for the ___ of the electric light bulb.

Hint: Use the noun form of "invent" that means the object created.

____ (Type your answer...)
Word Forms • Item 2 of 5 Root: design

A good ___ thinks about how a product looks and how people use it.

Hint: Use the noun form of "design" referring to the person.

____ (Type your answer...)
Word Forms • Item 3 of 5 Root: material

Engineers test new ___ to make car parts lighter.

Hint: Use the plural noun form of "material".

____ (Type your answer...)
Word Forms • Item 4 of 5 Root: produce

The factory shifted to automated machinery to increase overall ___ speed.

Hint: Use the noun form meaning the manufacturing process.

____ (Type your answer...)
Word Forms • Item 5 of 5 Root: device

Many modern ___ (device) fit in a pocket.

Hint: Use the plural noun form of "device".

____ (Type your answer...)
Collocations • Item 1 of 5

1. Factories use ___ materials such as wood and metal.

____ a. rough ____ b. raw ____ c. fresh
Collocations • Item 2 of 5

2. Cars are cheap because of ___ production.

____ a. heavy ____ b. huge ____ c. mass
Collocations • Item 3 of 5

3. She made an ___ invention that changed many lives.

____ a. important ____ b. heavy ____ c. wooden
Collocations • Item 4 of 5

4. A smartphone is a small ___ device.

____ a. electronic ____ b. wooden ____ c. heavy
Collocations • Item 5 of 5

5. The laptop features a ___ design with smooth aluminum edges and minimal branding.

____ a. sleek ____ b. rough ____ c. loud
Essay Connectors • Matching Matrix

Match each essay phrase to its primary communicative function:

Instructions: Select the single best function column for each row.

A focused student writing an essay on a notebook, library background, soft lighting, clean illustration style, no text
Phrase
Addition
Contrast
Example
Consequence
Personal View
As a result
____Addition ____Contrast ____Example ____Consequence ____Personal View
For instance
____Addition ____Contrast ____Example ____Consequence ____Personal View
In my view
____Addition ____Contrast ____Example ____Consequence ____Personal View
On the other hand
____Addition ____Contrast ____Example ____Consequence ____Personal View
In addition
____Addition ____Contrast ____Example ____Consequence ____Personal View
Paraphrasing Skills • Item 1 of 3

Rewrite the sentence:

Original: "Gutenberg invented the movable type printing press around 1440."

Complete the passive paraphrase using the same verb:

Around 1440, the movable type printing press ___ by Gutenberg.

____ (Type the verb phrase...)
Paraphrasing Skills • Item 2 of 3

Select the best paraphrase:

Original: "Smartphones have changed how people share news."

Which option accurately rewrites this idea without changing the meaning?

____ a. Information exchange stopped developing once smartphones appeared. ____ b. Handheld devices have changed daily communication. ____ c. Human beings prefer traditional letters over smartphone technology.
Paraphrasing Skills • Item 3 of 3

Rewrite the sentence:

Original: "Engineers designed this electric vehicle to use sustainable materials."

Complete the passive paraphrase:

This electric vehicle ___ to utilize sustainable materials.

____ (Type the verb phrase...)
Grammar Focus • Item 1 of 3 Present Passive

Today, millions of phones ___ (manufacture) in factories.

Hint: The subject 'phones' is plural, and the time marker is 'Today' (present fact).

____ (Write the correct form...)
Grammar Focus • Item 2 of 3 Past Simple vs. Past Passive

In 1928, Alexander Fleming ___ penicillin by accident while investigating bacteria in his laboratory.

____ a. was discovered ____ b. discovered ____ c. is discovered
Grammar Focus • Item 3 of 3 Present Simple Active

Renewable solar panels ___ sunlight into clean electricity for households.

Hint: Use a present simple verb that means to change or transform (7 letters, starts with c).

____ (Write the verb form...)
Write Your Essay

✍️ Module 2: The Essay Task

Put your newly acquired vocabulary, word families, and passive structures into practice by responding to this academic opinion prompt.

Your Topic
"Some people think that simple everyday objects are more useful to us than complicated modern machines. To what extent do you agree or disagree?"
📌 Task Requirements:
At least 200 words Use 3 passive sentences Use 5 unit words
Plan Your Essay

4-Paragraph Plan Structure

Organize your response into four logical sections using only the required starter for each paragraph:

Paragraph 1 • Introduction

Required Paragraph Starter:

"In this essay I will discuss ..."
Paragraph 2 • Body 1

Required Paragraph Starter:

"One reason is ..."
Paragraph 3 • Body 2

Required Paragraph Starter:

"Another reason is ..."
Paragraph 4 • Conclusion

Required Paragraph Starter:

"In conclusion, ..."
📋

Check Your Work

Verify that your draft satisfies each condition before you submit for evaluation:

____ 1. Essay reaches at least 200 words ____ 2. Uses at least 3 passive sentences ____ 3. Incorporates at least 5 unit vocabulary words ____ 4. Follows the 4-paragraph plan with the specified starters
Write Here

Your Essay Draft

Graded with AI Rubric

Assessment Criteria:

🎯 Task Response
🔗 Coherence & Cohesion
📖 Lexical Resource
⚖️ Grammatical Range & Accuracy
Type your full essay response ____ (In this essay I will discuss ... One reason is ... Another reason is ... In conclusion, ...)
💡 Tip: Remember to write in clear paragraphs using the four specified starter phrases. Target: 200+ words
Read a Model Essay

📖 Module 3: Model Essay

Read this model response written in clear, natural language to see how the four-paragraph outline and unit vocabulary work together in a complete essay.

Example Essay

Everyday Tools vs. Modern Machines

Word Count: 216 words Level: Intermediate (B1)
Paragraph 1: Introduction

In this essay I will discuss whether basic everyday tools are more practical than complicated modern machines. Today, many people rely on complex electronic devices like smartphones and computers. However, in my view, simple inventions such as scissors, pens, and paper remain equally valuable or even more useful in daily life.

Paragraph 2: First Main Point

One reason is that simple items are completely reliable and do not need electricity. For example, a pencil does not lose battery power during an important meeting, and a traditional paper calendar never crashes. Furthermore, ordinary hand tools are manufactured from durable raw materials, so they work in any weather conditions. When modern electronics break down or run out of power, we immediately turn back to these basic objects to finish our work.

💡 Pattern Note: "are manufactured" focuses on how the tools are produced instead of who builds them.
Paragraph 3: Second Main Point

Another reason is that everyday tools allow people to complete essential tasks quickly without special training. Anyone can cut cloth with scissors or drink water from a glass bottle. In contrast, complicated electronic devices are designed with complex systems that take hours to understand, and valuable time is often wasted on technical errors. Simple objects solve direct physical problems faster and cost very little money to replace.

💡 Pattern Note: "are designed" describes the structure of modern gadgets clearly without mentioning the engineers.
💡 Pattern Note: "is often wasted" shows what happens to time as an effect, keeping the focus squarely on the problem.
Paragraph 4: Conclusion

In conclusion, while advanced machines help society in many ways, basic objects are still very important. They work anytime without energy, and they help us survive every single day.

What to Learn

Why is this a good essay?

Clear Structure

Each paragraph starts with the exact required phrase and presents one clear central idea with supporting examples.

Accurate Passive Voice

Target structures ("are manufactured", "are designed", "is wasted") are used naturally without forcing awkward language.

Unit Vocabulary

Includes key roots from Module 1: "inventions", "electronic devices", "raw materials", and "manufactured".

Model Analysis • Question 1 of 4

What is the writer's primary opinion regarding simple everyday objects?

____ a. They are outdated and should be completely replaced by digital devices. ____ b. They remain essential and highly useful because they are reliable and easy to use. ____ c. They are useful only when electricity is available.
Model Analysis • Question 2 of 4

In Paragraph 2, why does the writer say "ordinary hand tools are manufactured from durable raw materials" instead of naming the factory?

____ a. Because passive verbs are shorter than active verbs. ____ b. Because the writer does not know any factory names. ____ c. Because the focus is on the tools, not who produced them.
Model Analysis • Question 3 of 4

Match each example from the essay to the main point it supports:

Instructions: Select the single correct supporting point for each example.

Essay Example
Reliability Without Electricity
Ease of Use Without Training
A pencil does not lose battery power
____Reliability Without Electricity ____Ease of Use Without Training
Anyone can cut cloth with scissors
____Reliability Without Electricity ____Ease of Use Without Training
Model Analysis • Question 4 of 4 Remember the Word

Find the exact 9-letter word in Paragraph 4 that means 'having great significance': basic everyday objects are still very ___.

Hint: Read the first sentence of the conclusion.

____ (Type the adjective...)

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