Materi dan Latihan Soal at/on/in (time)

Compare at, on and in:

They arrived at 5 o’clock.

They arrived on Friday.

They arrived in June. / They arrived in 2012.

We use:

at for the time of day

at five o’clock at 11.45 at midnight at lunchtime at sunset etc.

on for days and dates

on Friday / on Fridays on 16 May 2012 on New Year’s Day on my birthday

in for longer periods (months/years/seasons etc.)

in June in 2012 in the 1990s in the 20th century in the past in winter

We say:

• at the moment / at the minute / at present / at this time (= now):

Can we talk later? I’m busy at the moment.

• at the same time

Kate and I arrived at the same time.

• at the weekends / at weekends (or on the weekend / on weekends in American English):

Will you be here at the weekend? (or … on the weekend)

• at Christmas (but on Christmas Day)

Do you give each other presents at Christmas?

• at night (= during nights in general), in the night (= during a particular night):

I don’t like working at night. but I was woken up by a noise in the night.

We say:

in the morning(s)	but	on Friday morning(s)
in the afternoon(s)		on Sunday afternoon(s)
in the evening(s)		on Monday evening(s) etc.
Example: I’ll see you in the morning. Do you work in the evenings?		Example: I’ll see you on Friday morning. Do you work on Saturday evenings?

We do not use at/on/in before last/next/this/every:

I’ll see you next Friday. (not on next Friday)

They got married last June.

We often leave out on before days. So you can say:

I’ll see you on Friday. or I’ll see you Friday.

I don’t work on Monday mornings. or I don’t work Monday mornings.

We say that something will happen in a few minutes / in six months etc. :

The train will be leaving in a few minutes. (= a few minutes from now)

Andy has gone away. He’ll be back in a week. (= a week from now)

They’ll be here in a moment. (= a moment from now, very soon)

We also use in … to say how long it takes to do something:

I learnt to drive in four weeks. (= it took me four weeks to learn)

Exercises:

1. Put in at, on or in.

1. Mozart was born in Salzburg in 1756.

2. I’ve been invited to a wedding … 14 February.

3. Amy’s birthday is …  May, but I don’t know which date.

4. This park is popular and gets very busy … weekends.

5. I haven’t seen Kate for a few days. I last saw her …  Tuesday.

6. Jonathan is 63. He’ll be retiring from his job … two years.

7. I’m busy right now. I’ll be with you … a moment.

8. Sam isn’t here … the moment, but he’ll be here this afternoon.

9. There are usually a lot of parties … New Year’s Eve.

10. I don’t like the dark. I try to avoid going out … night.

11. It rained very hard … the night. Did you hear it?

12. My car is being repaired at the garage. It will be ready …. two hours.

13. The bus station was busy. A lot of buses were leaving .... the same time.

14. Helen and David always go out for dinner …. their wedding anniversary.

15. It was a short book and easy to read. I read it … a day.

16. … midday, the sun is at its highest point in the sky.

17. This building is very old. It was built … the fifteenth century.

18. The office is closed … Wednesday afternoons.

19. In the UK many people go home to see their families … Christmas.

20. My flight arrives …. 5 o’clock …. the morning.

21. The course begins …  7 January and ends sometime … April.

22. I might not be at home … Tuesday morning, but I’ll be there ... the afternoon.

B. Complete the sentences. Use at, on or in + the following:

the evening about 20 minutes 1756 the same time the 1920s

the moment 21 July 1969 night Saturdays 11 seconds

1. Mozart was born  in 1756 .

2. If the sky is clear, you can see the stars ….

3. After working hard during the day, I like to relax ….

4. Neil Armstrong was the first man to walk on the moon ….

5. It’s difficult to listen if everyone is speaking ….

6. Jazz became popular in the United States ….

7. I’m just going out to the shop. I’ll be back …..

8. I don’t think we need an umbrella. It’s not raining ….

9. Ben is a very fast runner. He can run 100 metres ….

10. Lisa works from Monday to Friday. Sometimes she also works ….

C. Which is correct: a, b, or both of them?

1	I’ll see you on Friday.	I’ll see you Friday.	both
2	I’ll see you on next Friday.	I’ll see you next Friday.	b
3	Paul got married in April.	Paul got married April.	...
4	I play tennis on Sunday mornings.	I play tennis Sunday mornings.	...
5	We were ill at the same time.	We were ill in the same time.	...
6	What are you doing at the weekend?	What are you doing on the weekend?	...
7	Oliver was born at 10 May 1993.	Oliver was born on 10 May 1993.	...
8	He left school last June.	He left school in last June.	...
9	Will you be here on Tuesday?	Will you be here Tuesday?	...
10	I don’t like driving in night.	I don’t like driving at night.	...

Answer Keys:

1. 
   

2. on

3. in

4. at (or on in American English)

5. on (or I last saw her Tuesday.)

6. in

7. in

8. at

9. on (or There are usually a lot of parties New Year’s Eve.)

10. at

11. in

12. in

13. at

14. on

15. in

16. At

17. in

18. on

19. at

20. at 5 o’clock in the morning

21. on 7 January … in April

22. on Tuesday morning … in the afternoon or at home Tuesday morning … in the afternoon

B. 

2. at night

3. in the evening

4. on 21 July 1969

5. at the same time

6. in the 1920s

7. in about 20 minutes

8. at the moment

9. in 11 seconds

10. on Saturdays or … works Saturdays

C.

3. a

4. both

5. a

6. both

7. b

8. a

9. both

10. b

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