At an airport | 在飞机场 zài fēi jī chăng
We would like to recommend the following steps for each topic of these language exercises.
   1.  Read the relevant information for the topic by clicking on “Information  page”
   2. Learn the vocabulary and  sentence patterns of the  topic in the “Language  exercises”  
   3. Learn the tasks of the individual roles  by clicking on “Tasks for the role play” and select the roles A, B or C
   4. Form a conversation with your  language partner(s)
   5. Check your conversation against the model  version by clicking on “Two-track dialogue”. When you  are on that web page, you and your language partners can play the model dialogue  by controlling the "play" and "stop" buttons on  the sound tracks.
   6. Click on “Video  clips of conversations” to watch the role plays that are made by the language instructors.  Alternatively you can read through the questions  in “Listening  comprehensions”, then watch the video clips as   listening exercises.