目 录Unit 1 At a Travel Agency ····················································································1Part A Micro-Listening ····················································································1Part B Listening Task······················································································2Part C Additional Listening···············································································5Part D Announcements····················································································7Part E Speaking Tasks ·····················································································7Part F Home Listening ····················································································8Unit 2 Booking Tickets ·····················································································.11Part A Micro-Listening ·················································································.11Part B Listening Task···················································································.12Part C Additional Listening············································································.14Part D Announcements·················································································.16Part E Speaking Tasks ··················································································.17Part F Home Listening ·················································································.17Unit 3 At the Airport (I) ·····················································································.19Part A Micro-Listening ·················································································.19Part B Listening Task···················································································.20Part C Additional Listening············································································.22Part D Announcements·················································································.25Part E Speaking Tasks ··················································································.26Part F Home Listening ·················································································.26Unit 4 At the Airport (II)·····················································································.30Part A Micro-Listening ·················································································.30Part B Listening Task···················································································.31Part C Additional Listening············································································.33Part D Announcements·················································································.35Part E Speaking Tasks ··················································································.35Part F Home Listening ·················································································.36Unit 5 Departure ·····························································································.38Part A Micro-Listening ·················································································.38Part B Listening Task···················································································.39Part C Additional Listening············································································.41Part D Announcements·················································································.43Part E Speaking Tasks ··················································································.43Part F Home Listening ·················································································.44Unit 6 Welcome Aboard····················································································.47Part A Micro-Listening ·················································································.47Part B Listening Task···················································································.48Part C Additional Listening············································································.50Part D Announcements·················································································.52Part E Speaking Tasks ··················································································.53Part F Home Listening ······