Time expressions.

We already know some time facts:

There are 60 seconds in one minute

There are 60 minutes in one hour.
30 minutes is called half an hour.

There are 24 hours in one day.

There are seven days in one week: Monday, Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.

There are two days on a weekend: Saturday and Sunday

There are four weeks in one month.

There are four seasons in a year: spring, summer, fall (US)/autumn (UK), or winter.

There are twelve months in one year.

All months have 30 or 31 days, except for February which has 28 days (29 in a leap year).

A leap year has 366 days instead of the normal 365. 2012 is a leap year.

	Month	Short Form	Days	Season
1	January	Jan.	31	Winter
2	February	Feb.	28/29
3	March	Mar.	31	Spring
4	April	Apr.	30
5	May	May	31
6	June	Jun.	30	Summer
7	July	Jul.	31
8	August	Aug.	31
9	September	Sep.	30	Autumn
10	October	Oct.	31
11	November	Nov.	30
12	December	Dec.	31	Winter

A period of ten years is called a decade

There are one hundred years in one century
A period of one thousand years is called a millenium

Writing and saying the date in British English: day – month – year

We use ordinal numbers to name the days of the month. Check previous post on ordinal numbers if necessary.

		day		month	year
You write:		1st		January,	2010
You say:	the	first	of	January	twenty ten

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Writing and saying the date in American English: month – day – year

	month		day	year
You write:	January,		1st	2010
You say:	January	the	first	twenty ten

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Listening exercises: What’s the date today?, complete this exercise on dates