2. Warm-up: Vocabulary and Forum

In order to go through this unit successfully, you are advised to first make sure that you know some specific vocabulary. Match the words to their explanations in this task. Equipped with these words, you can then proceed to taking part in the forum. Its topic is going to be flying. This is because a typical scenario which is associated with a security check is flying. Do you like flighting? How many times have you flown? Have you experienced any problems with security checks? Why do walk-through airport detectors sometimes beep although you do not expect that? How do these detectors work? Answer these questions in this forum.