Concrete examples of how to talk on the radio:
Cessna N95144

Get the airport information from AWOS 135.075 and write it down, or
  Fort Collins Loveland Unicom		# Get airport information
  Cessna One Four Four
  on the ramp
  request airport advisory

  Fort Collins Loveland Traffic		# Taxi to the runway
  Cessna One Four Four
  on the ramp
  taxiing for departure runway 33 (15)
  Loveland

  Fort Collins Loveland Traffic		# Ready to takeoff
  Cessna One Four Four
  departing 33 (15)
  northwest departure	(staying in the pattern)
  Loveland

Get the airport information from AWOS 135.075 and write it down, or
  Fort Collins Loveland Unicom		# Get airport information
  Cessna One Four Four
  is 10 north
  request airport advisory
  Loveland

  Fort Collins Loveland Traffic		# Returning to airport
  Cessna One Four Four
  is 5 north
  planning left traffic 33 (15)
  Loveland

  Fort Collins Loveland Traffic		# Entering the 45
  Cessna One Four Four
  is entering the left 45 for left traffic 33 (15)
  Loveland

  Fort Collins Loveland Traffic		# Returning to airport downwind
  Cessna One Four Four
  is left downwind 33 (15)
  number 1 to land		# or number 2 to land, traffic in sight
  Loveland

  Fort Collins Loveland Traffic		# Returning to airport base
  Cessna One Four Four
  is left base 33 (15)
  Loveland

  Fort Collins Loveland Traffic		# Returning to airport final
  Cessna One Four Four
  is left base turning final 33 (15)
  Loveland

  Fort Collins Loveland Traffic		# done with the runway
  Cessna One Four Four
  is down and clear of 33 (15)
  Loveland



Response is:  "repeat what they said", One Four Four

  Cheyenne Approach
  Cessna Niner Five One Four Four
  is 15 south, 7500, with XRAY
  for stop and goes

  Cheyenne Tower on 118.7, One Four Four, good day!

  Cheyenne Tower
  Cessna One Four Four
  airport in sight
  for stop and goes

  Cessna One Four Four
  cleared to land  (cleared for the option)

  Cheyenne Ground
  Cessna One Four Four
  at Sky Harbor with XRAY
  ready to taxi to 31 for a south departure

  Cessna One Four Four
  taxiing to 31 (9, 13, 27, 31)

  Cheyenne Tower
  Cessna One Four Four
  ready to takeoff 31 (9, 13, 27, 31) for a south departure

  One Four Four, cleared for takeoff and south departure

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  Denver Approach
  Cessna Niner Five One Four Four
  Three Zero North, off Fort Collins Loveland
  Request Class Bravo to Centennial, 7000

  Denver Approach
  Cessna One Four Four
  has Centennial in sight, with XRAY

  Centennial Tower
  Cessna One Four Four
  has Centennial in sight, with XRAY

  Centennial Ground
  Cessna Niner Five One Four Four
  at Alpha 7 to Jet Center

  Centennial Clearance
  Cessna Niner Five One Four Four
  at Jet Center with XRAY
  ready to taxi, VFR to Loveland