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Grammar Focus • A2 ⏱️ 12 Minutes

At, In and On for Places

Explore underground caves while learning how to talk about positions and locations correctly.

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How to use this lesson

👨‍🏫 Teachers

Explain this lesson to students in 12 minutes, check their answers using the key provided.

Let learners do the 12 questions alone, then check the answers together.

🎒 Learners

Read the grammar rules first, then do the practice exercises below.

Check each answer and read why it is right.

A team of cave explorers with headlamps standing inside a giant limestone cavern with stalactites hanging from the ceili

RULES

Prepositions of Place

1. AT Exact Spot

Use at for one exact spot or point.

⚠️ Correct vs Wrong: We say "Meet me at the gate" and never "in the gate".

🔹 The guide stands at the top of the stairs.

🔹 The miner waits at the entrance of the dark mine.

2. IN Inside a space

Use in when something is inside a place or space around it.

⚠️ Correct vs Wrong: We say "It is cold in the tunnel" and never "on the tunnel".

🔹 It is cold in the cavern.

🔹 The spare batteries are in my bag.

🔹 My keys are in my bag.

3. ON Surface

Use on when something touches a surface.

⚠️ Correct vs Wrong: We say "The picture is on the wall" and never "in the wall".

🔹 The miner hangs a lamp on the wall of the cave.

🔹 A shiny gem lies on the ground near the limestone wall.

🔹 There is a spider on the roof.

4. FIXED PHRASES Set Expressions

Some phrases are fixed and we must learn them. We do not mix the small words.

⚠️ Fixed Examples: at the end, in the middle, on the left/right.

🔹 Our house is at the end of the road.

🔹 Our passage is at the end of the cave.

Practice Exercises

Complete all 12 questions to test your knowledge.

Part 1: Choose the correct sentence

1. Select the correct sentence for an exact entrance spot:

____ a. We wait at the entrance of the cavern. ____ b. We wait in the entrance of the cavern.

2. Select the correct sentence about animals touching a surface:

____ a. The bats hang in the ceiling of the cave. ____ b. The bats hang on the ceiling of the cave.

3. Select the correct sentence using a fixed phrase:

____ a. A small pool sits in the middle of the limestone cavern. ____ b. A small pool sits at the middle of the limestone cavern.

Part 2: Rewrite each sentence with the correct preposition

Change only the one wrong small word (at, in, or on) and keep all other words unchanged.

Incorrect sentence: The mine is at the left of the road.

Type the corrected sentence: ____

Incorrect sentence: The miner cooks his dinner on the kitchen.

Type the corrected sentence: ____

Incorrect sentence: The explorer waits in the door of the cave.

Type the corrected sentence: ____

Part 3: Fill in the gaps with at, in, or on

7. Complete the sentence:

The team changed the batteries ____ the dark. (where)

8. Complete the sentence:

There is a warning sign ____ the wall of the passage. (where)

9. Complete the sentence:

It is very quiet and cold ____ the big cave today. (where)

Part 4: Correct the prepositions in a short message

Read the message below and fix the three underlined wrong prepositions.

📱 Text Message from Alex

Hi team!

I am waiting for you in (10) the bus stop near the mine entrance. I left the extra cord in (11) the table at camp. Meet me on (12) the end of the main passage!

10. Fix "... in the bus stop": ____

11. Fix "... in the table": ____

12. Fix "... on the end": ____

Grammar: At, In and On for Places

At, In and On for Places

How to use this lesson

Prepositions of Place

Practice Exercises

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