IN ON AT Worksheets and Exercises

To help learners master these common but confusing prepositions, worksheets and exercises are one of the most effective tools. By practicing with real examples, fill-in-the-blank tasks, error correction, question building, and sentence creation, learners can gradually build confidence in using in, on, and at correctly in everyday English.

IN, ON, AT Worksheets and Exercises

Before you start, read our full guide to IN, ON, AT to review the basic rules and examples.

Quick Rule Summary for In, On, and At

Use this quick guide before doing the exercises. Think of it as a simple funnel:

Preposition	Main Use	Common Contexts	Examples
at	Specific point	Exact time, precise place, events	at 7 p.m., at the bus stop, at the airport, at night
on	Surface or day/date	Days, dates, surfaces	on Monday, on Friday afternoon, on the wall, on the bed
in	Inside or larger area/period	Months, years, seasons, cities, rooms, enclosed spaces	in 2005, in summer, in New York City, in the library

Common Exceptions and Notes

• at night is correct, not in night.
• in the corner usually means inside the corner of a room or space.
• at the corner usually refers to a street corner.
• on the chair is common for a regular chair; in the chair can be used for an armchair or a deep chair.
• on the bed is the best basic answer for object location in this lesson.

Vocabulary for Learning In, On, and At.

Vocabulary	IPA (US)	Short Description
preposition	/ˌprɛpəˈzɪʃən/	A word used before a noun or pronoun to show time, place, direction, or relationship.
time	/taɪm/	The moment, hour, day, month, or period when something happens.
place	/pleɪs/	A location or position.
surface	/ˈsɝːfəs/	The outside or top part of something.
corner	/ˈkɔrnər/	The point where two walls, lines, or streets meet.
airport	/ˈɛrˌpɔrt/	A place where planes arrive and depart.
library	/ˈlaɪˌbrɛri/	A place where people read or borrow books.
bus stop	/ˈbʌs ˌstɑp/	A place where people wait for a bus.
midnight	/ˈmɪdˌnaɪt/	12 o’clock at night.
season	/ˈsizən/	One of the four periods of the year, such as spring or summer.
enclosed space	/ɛnˈkloʊzd speɪs/	An area surrounded by walls, sides, or limits.
exact time	/ɪɡˈzækt taɪm/	A precise hour or minute.

IN, ON, AT – Prepositions of Time and Place Exercises

1. Fill in the Blank – Prepositions of Time (at/in/on)

Complete the sentences with the correct preposition of time: at, in, or on.

1. She was born ___ 2005.
2. I usually wake up ___ 7 o’clock.
3. We go to the beach ___ summer.
4. They got married ___ Monday.
5. The shop closes ___ midnight.
6. He goes skiing ___ January every year.
7. The bus leaves ___ the morning.
8. We have a meeting ___ Friday afternoon.
9. I always call my mom ___ the evening.
10. The concert starts ___ 8 p.m.

Vocabulary for Exercise 1

Vocabulary	IPA (US)	Short Description
born	/bɔrn/	Brought into life on a particular date or in a particular place.
wake up	/weɪk ʌp/	To stop sleeping.
beach	/bitʃ/	A sandy or pebbly area by the sea or a lake.
summer	/ˈsʌmər/	The warmest season of the year.
married	/ˈmærid/	Legally joined as husband and wife, or as spouses.
midnight	/ˈmɪdˌnaɪt/	12 a.m.; the middle of the night.
skiing	/ˈskiɪŋ/	The activity of moving on snow using skis.
morning	/ˈmɔrnɪŋ/	The early part of the day.
afternoon	/ˌæftərˈnun/	The part of the day after noon.
concert	/ˈkɑnsɚt/	A live music performance.

2. Fill in the Blank – Prepositions of Place (at/in/on)

Complete the sentences with the correct preposition of place: at, in, or on.

1. She is waiting ___ the bus stop.
2. My keys are ___ the table.
3. There are many people ___ the park.
4. He lives ___ New York City.
5. The clock is hanging ___ the wall.
6. They are sitting ___ the corner of the room.
7. I saw him ___ the airport yesterday.
8. There is a cat ___ the bed.
9. She is studying ___ the library.
10. He is standing ___ the door.

Vocabulary for Exercise 2

Vocabulary	IPA (US)	Short Description
wait	/weɪt/	To stay in one place until someone or something arrives.
bus stop	/ˈbʌs ˌstɑp/	A place where buses pick up and drop off passengers.
keys	/kiz/	Small metal objects used to open locks.
table	/ˈteɪbəl/	A piece of furniture with a flat top.
park	/pɑrk/	An open public area with grass, trees, or paths.
wall	/wɔl/	A vertical side of a room or building.
corner	/ˈkɔrnər/	The place where two sides or lines meet.
airport	/ˈɛrˌpɔrt/	A place where aircraft take off and land.
bed	/bɛd/	A piece of furniture used for sleeping.
library	/ˈlaɪˌbrɛri/	A place where books are kept for reading or borrowing.
door	/dɔr/	The movable part used to enter or leave a room or building.

3. Choose the Correct Preposition (at/in/on)

Choose, circle, or underline the correct preposition in each sentence.

1. We usually eat dinner (at / in / on) 7 p.m.
2. The children are playing (at / in / on) the garden.
3. My birthday is (at / in / on) October.
4. She is sitting (at / in / on) the chair.
5. They met (at / in / on) Monday morning.
6. He is waiting (at / in / on) the bus station.
7. I like swimming (at / in / on) summer.
8. The book is (at / in / on) my bag.
9. She arrived (at / in / on) the airport early.
10. We have a family dinner (at / in / on) Christmas Day.

Vocabulary for Exercise 3

Vocabulary	IPA (US)	Short Description
dinner	/ˈdɪnər/	The main meal of the day, often eaten in the evening.
garden	/ˈɡɑrdən/	An area where flowers, plants, or vegetables are grown.
birthday	/ˈbɝθˌdeɪ/	The anniversary of the day a person was born.
chair	/tʃɛr/	A seat for one person, usually with a back.
bus station	/ˈbʌs ˌsteɪʃən/	A larger place where buses arrive and leave.
swimming	/ˈswɪmɪŋ/	The activity of moving through water.
bag	/bæɡ/	A container used to carry personal things.
arrive	/əˈraɪv/	To reach a place.
early	/ˈɝli/	Before the expected or usual time.
Christmas Day	/ˈkrɪsməs deɪ/	The day Christmas is celebrated, December 25.

4. Error Correction Exercise

Each sentence has a mistake with at, in, or on. Rewrite it correctly.

1. She was born on 1998.
2. I’ll meet you in 7 p.m.
3. They are playing football at the park.
4. He lives on Paris.
5. My birthday is at June.
6. We are sitting in the bus stop.
7. The picture is hanging in the wall.
8. We usually travel on night.
9. She is waiting in the door.
10. The class begins on 9 o’clock.

Vocabulary for Exercise 4

Vocabulary	IPA (US)	Short Description
meet	/mit/	To come together with someone.
football	/ˈfʊtˌbɔl/	A game played with a ball, usually outdoors.
picture	/ˈpɪktʃər/	An image, photo, or drawing.
hang	/hæŋ/	To attach something so it is supported from above.
travel	/ˈtrævəl/	To go from one place to another.
night	/naɪt/	The time between evening and morning when it is dark.
class	/klæs/	A lesson or group of students learning together.
begin	/bɪˈɡɪn/	To start.

5. Question-Making Exercise

Use the given words to make a question with the correct preposition. You may add extra words if necessary, such as do, does, is, or are.

1. /your birthday / when
2. /where / she / waiting
3. /what time / the meeting / start
4. /they / live / which city
5. /where / the book / be
6. /when / you / usually go on holiday
7. /where / your friend / sitting
8. /when / Christmas Day
9. /where / they / play football
10. /what time / school / finish

Vocabulary for Exercise 5

Vocabulary	IPA (US)	Short Description
question	/ˈkwɛstʃən/	A sentence used to ask for information.
what time	/wʌt taɪm/	A phrase used to ask about the exact hour.
which city	/wɪtʃ ˈsɪti/	A phrase used to ask about a specific city.
holiday	/ˈhɑləˌdeɪ/	A vacation or time away from work or school.
finish	/ˈfɪnɪʃ/	To end or complete something.
start	/stɑrt/	To begin.

6. Sentence Completion with Your Own Idea

Finish each sentence with your own words using the correct preposition.

1. I usually study ___ the morning…
2. My keys are ___ my bag…
3. We had a party ___ Friday night…
4. She was born ___ Vietnam…
5. He always sits ___ the back of the class…
6. We like swimming ___ summer…
7. I saw my friend ___ the airport…
8. The shop closes ___ midnight…
9. There is a picture ___ the wall…
10. I usually relax ___ the evening…

Vocabulary for Exercise 6

Vocabulary	IPA (US)	Short Description
study	/ˈstʌdi/	To spend time learning.
party	/ˈpɑrti/	A social event where people meet and celebrate.
back	/bæk/	The rear part of something.
relax	/rɪˈlæks/	To rest and feel less stressed.
evening	/ˈivnɪŋ/	The part of the day between afternoon and night.
Vietnam	/ˌvjɛtˈnɑm/	A country in Southeast Asia.

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Answer Key

1. Fill in the Blank – Prepositions of Time

1. She was born in 2005. (Use in with years.)
2. I usually wake up at 7 o’clock. (Use at for exact times.)
3. We go to the beach in summer. (Use in with seasons.)
4. They got married on Monday. (Use on with days.)
5. The shop closes at midnight. (Use at for exact times and fixed points of time.)
6. He goes skiing in January every year. (Use in with months.)
7. The bus leaves in the morning. (Use in with parts of the day, but note at night.)
8. We have a meeting on Friday afternoon. (Use on with days and day + part of day.)
9. I always call my mom in the evening. (Use in with parts of the day.)
10. The concert starts at 8 p.m. (Use at for exact clock times.)

2. Fill in the Blank – Prepositions of Place

1. She is waiting at the bus stop. (Use at for a specific point.)
2. My keys are on the table. (Use on for a surface.)
3. There are many people in the park. (Use in for an enclosed or larger area.)
4. He lives in New York City. (Use in with cities and large places.)
5. The clock is hanging on the wall. (Use on for something attached to a surface.)
6. They are sitting in the corner of the room. (Use in the corner for the inside corner of a room.)
7. I saw him at the airport yesterday. (Use at for a general point or location.)
8. There is a cat on the bed. (For basic location, on the bed is the clearest answer.)
9. She is studying in the library. (Use in for being inside a building.)
10. He is standing at the door. (Use at for a specific point.)

3. Choose the Correct Preposition

1. We usually eat dinner at 7 p.m.
2. The children are playing in the garden.
3. My birthday is in October.
4. She is sitting on the chair. (In everyday basic English, on the chair is the expected answer; in the chair is possible for an armchair or deep chair.)
5. They met on Monday morning.
6. He is waiting at the bus station.
7. I like swimming in summer.
8. The book is in my bag.
9. She arrived at the airport early.
10. We have a family dinner on Christmas Day.

4. Error Correction Exercise

1. ❌ She was born on 1998.
   ✅ She was born in 1998. (Use in with years.)
2. ❌ I’ll meet you in 7 p.m.
   ✅ I’ll meet you at 7 p.m. (Use at for exact time.)
3. ❌ They are playing football at the park.
   ✅ They are playing football in the park. (For beginner lessons, in the park is the best answer when the action happens inside the park area. At the park can also be heard in natural English when referring to the location more generally.)
4. ❌ He lives on Paris.
   ✅ He lives in Paris. (Use in with cities.)
5. ❌ My birthday is at June.
   ✅ My birthday is in June. (Use in with months.)
6. ❌ We are sitting in the bus stop.
   ✅ We are sitting at the bus stop. (Use at for a specific point.)
7. ❌ The picture is hanging in the wall.
   ✅ The picture is hanging on the wall. (Use on for something attached to a surface.)
8. ❌ We usually travel on night.
   ✅ We usually travel at night. (This is a fixed expression: at night.)
9. ❌ She is waiting in the door.
   ✅ She is waiting at the door. (Use at for a point or entrance.)
10. ❌ The class begins on 9 o’clock.
    ✅ The class begins at 9 o’clock. (Use at for exact times.)

5. Question-Making Exercise

1. When is your birthday?
2. Where is she waiting?
3. What time does the meeting start?
4. Which city do they live in?
5. Where is the book?
6. When do you usually go on holiday?
7. Where is your friend sitting?
8. When is Christmas Day?
9. Where do they play football?
10. What time does school finish?

6. Sentence Completion with Your Own Idea (Sample Answers)

1. I usually study in the morning before breakfast.
2. My keys are in my bag next to my phone.
3. We had a party on Friday night at my house.
4. She was born in Vietnam in 2002.
5. He always sits at the back of the class.
6. We like swimming in summer when it’s hot.
7. I saw my friend at the airport yesterday.
8. The shop closes at midnight every day.
9. There is a picture on the wall above the sofa.
10. I usually relax in the evening after work.

Tips for Using In, On, and At Correctly

Here are a few simple rules to remember:

• Use at for exact times and specific points: at 9 o’clock, at the station, at the door.
• Use on for days, dates, and surfaces: on Monday, on Christmas Day, on the table.
• Use in for months, years, seasons, cities, and enclosed spaces: in June, in 2025, in summer, in Paris, in the room.
• Learn fixed expressions separately, such as at night, in the morning, on time, and in bed.