Unit 121. At / on / in (time)
Unit 121; Part A
![]() • They arrived at 5 o'clock. • They arrived on Friday. • They arrived in October. / They arrived in 1968. ![]() |
Unit 121; Part B

at night at the weekend / at weekends at Christmas at the moment / at present at the same time | • I don't like going out at night. • Will vou be here at the weekend? • Do you give each other presents at Christmas? • Mr Benn is busy at the moment / at present. • Emily and I arrived at the same time. |
Unit 121; Part C

in the morning(s) in the afternoon(s) in the evening(s) | but | on Friday morning(s) on Sunday afternoon(s) on Monday evening(s) etc. |
• I'll see you in the morning. • Do you work in the evenings? | • I'll see you on Friday morning. • Do you work on Saturday evenings? |
Unit 121; Part D

• I'll see you next Friday. (not on next Friday)
• They got married last March.
In spoken English we often leave out on before days (Sunday/Monday etc.). So you can say:
• I'll see you on Friday. or I'll see you Friday.
• I don't go out on Monday mornings. or I don't go out Monday mornings.
Unit 121; Part E

• 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)
• She'll be here in a moment. (= a moment from now)
You can also say 'in six months' time', 'in a week's time' etc. :
• They're getting married in six months' time. or ... in six months.
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
![]() | Unit 120 Unit 121 Unit 122 | ![]() |
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