Present continuous form=am/is/are + verb + ing (something is
happening NOW)

You can use the short forms.

Am/Is/Are doing
"What am I doing?"			"I'm standing.
"What is he doing?"			"He's sitting.
"What is she doing?"			"She's walking.
"What is it doing?"			"It's running.
"What are they doing?"			"They're playing."
"What are we doing?"			"We're surfing the Internet.

More with Picture
It

Try to guess what Mr Bean is doing (requires
Macromedia Shockwave Player.)

Click on Mr Bean

Spelling
Tip:

Pronunciation
- Short forms

Click on each word to hear the sound (requires
Real Player Basic .)

	I am	I'm	I am not	I'm not
	He is	He's	He is not	He's not	He isn't
	She is	She's	She is not	She's not	She isn't
	It is	It's	It is not	It's not	It isn't
	You are	You're	You are not	You are'nt	You're not
	We are	We're	We are not	We aren't	We're not
	They are	They're	They are not	They are'nt	They're not

source: learn-english-online.org