课程目录:
├──01.Great landmarks (1_A).mp4 104.46M
├──02.Great landmarks (1_B).mp4 72.42M
├──03.Great landmarks (2_A).mp4 73.32M
├──04.Great landmarks (2_B).mp4 56.13M
├──05.All Kinds of Jobs (1/A).mp4 72.52M
├──06.Jobs people do (1/B).mp4 55.18M
├──07.Jobs people do (2/A).mp4 72.31M
├──08.Jobs people do (2/B).mp4 56.25M
├──09.Animals of the Coast (1/A).mp4 77.25M
├──10.Animals of the Coast (1/B).mp4 65.80M
├──11.Animals of the Coast (2/A).mp4 96.23M
├──12.Animals of the Coast (2/B).mp4 73.24M
├──13.Getting to Work(1/A).mp4 90.55M
├──14.Getting to Work (1/B).mp4 63.91M
├──15.Getting to Work (2_A).mp4 72.71M
├──16.Getting to Work (2/B).mp4 52.85M
├──17.Our Earth (1_A).mp4 75.39M
├──18.Our Earth (1_B).mp4 69.29M
├──19.Our Earth (2_A).mp4 57.14M
└──20.Our Earth (2_B).mp4 74.16M