开放英语课本16

[00:00.00]Unit 34
[00:02.87]Extract 1
[00:04.85]Answer the questions using the prompts in your book.
[01:11.49]Extract 2 Mary and Xiaoyan are packing.
[02:08.33]Extract 3
[02:10.97]Respond to the questions following the instructions in your book.
[03:28.33]Extract 4
[03:30.39]Listen to these short conversations and decide which picture they refer too.
[03:37.94]Use must be in your answers.
[05:09.65]Extract 5 Respond to the questions following the instructions in your book.