Stop Making These Grammar Mistakes! (B1 English Masterclass)
Video Description (English Version)
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📝 Transcript
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Hello everyone. Welcome to episode 34. I am Lucas. Anna, why do we have these yellow hats on our heads?
Because today we are building things. We are inside a factory. Okay, everyone. Welcome to our visit.
product. I understand. Factory, machine, manufacture, product. I feel like I'm building something already.
That's right. Most things made in a factory are 'mass-produced.' This means machines make many of them, which usually makes them cost less.
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📖 Vocabulary
Key vocabulary from this episode with part of speech, meaning, and example sentences. Practice along with the video above.
to make something, usually in large numbers, using machines
This company manufactures toys for children.
made in large quantities, usually by machines, so it is cheaper
Most clothes in big shops are mass-produced.
made by a person, not by a machine, so it is often unique and more expensive
This beautiful scarf is handmade.
a grammar structure where the object of an action becomes the subject of the sentence (e.g., 'The car was built')
The passive voice is used when we don't know who did the action.
a set of rules or a method for doing something
The formula for the passive voice is 'object + to be + past participle'.
the third form of a verb (e.g., 'eaten', 'spoken'), used in passive voice and perfect tenses
In 'coffee is grown', 'grown' is the past participle.
| Word | Type | Meaning | Example |
|---|---|---|---|
| factory | noun | a large building where machines are used to make goods | Cars are made in a car factory. |
| manufacture | verb | to make something, usually in large numbers, using machines | This company manufactures toys for children. |
| product | noun | something that is made or grown to be sold | The new phone is a popular product. |
| mass-produced | adjective | made in large quantities, usually by machines, so it is cheaper | Most clothes in big shops are mass-produced. |
| handmade | adjective | made by a person, not by a machine, so it is often unique and more expensive | This beautiful scarf is handmade. |
| passive voice | phrase | a grammar structure where the object of an action becomes the subject of the sentence (e.g., 'The car was built') | The passive voice is used when we don't know who did the action. |
| crucial | adjective | very important | It is crucial to wear a helmet when riding a bike. |
| formula | noun | a set of rules or a method for doing something | The formula for the passive voice is 'object + to be + past participle'. |
| past participle | phrase | the third form of a verb (e.g., 'eaten', 'spoken'), used in passive voice and perfect tenses | In 'coffee is grown', 'grown' is the past participle. |
| prohibited | adjective | not allowed | Smoking is prohibited in this building. |
✏️ Exercises
Test your understanding with fill-in-the-blank and multiple choice questions. Click "Check" to see the answer.
A _______ is a place where things are made with machines.
Why do we use the passive voice?
When we use machines to make something, the verb is to ______.
Which sentence uses the correct passive voice structure for the present simple?
Most products in a factory are _______, meaning they are made in very large numbers by machines.
What is the opposite of "mass-produced"?
The third form of the verb, like "eaten" or "spoken," is called the past ______.
Choose the correct passive sentence for: "They grow coffee in Brazil."
If smoking is _______, it means smoking is not allowed.
Which sentence is a good example of a rule using the passive voice?
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