In On At Beginners

We use "at" to express a precise time.​

at 5 o'clock

AT

We use "in" before months,years,centuries and long periods of time.​

in November
in 2012

IN

We use "on" before days and dates.​

on Friday
on November 1st

ON

Multiple Choice

The train leaves ....... 6 o'clock in the evening.

• in

• on

• at

Multiple Choice

The boys go swimming ........ the summer.

• at

• on

• in

Multiple Choice

The school was built __ 1990.

• in

• on

• at

Multiple Choice

Greg's birthday is ....... September.

• in

• on

• at

Match

We use ...

• IN

• ON

• AT

with months,years,centuries and long periods of time

with days and dates

to express a precise time

• with months,years,centuries and long periods of time

• with days and dates

• to express a precise time