Time

Time (1)

	Twelve o'clock		Six o'clock
	One o'clock		Seven o'clock
	Two o'clock		Eight o'clock
	Three o'clock		Nine o'clock
	Four o'clock		Ten o'clock
	Five o'clock		Eleven o'clock

Time (2)

	Twelve o'clock		Twelve fifteen or Quarter past twelve
	Twelve thirty or Half past twelve		Twelve forty-five or Quarter to one

Prepositions used with time

At a point in time			In a length of time
"When shall we meet?		"Let's meet at 12.30."	"It's 12.45, when will you be ready?		"I'll see you in an hour, at about 1.45."

Naturally speaking

How to ask the time in English.

	Excuse me. What time is it please?	It's exactly eight o'clock. or It's eight.
	Excuse me. Do you have the time please?	It's half past twelve. or It's twelve thirty.
	Excuse me. Could you tell me the time please?	It's about half past eleven. or It's around eleven thirty.