【50集全】美国原版小学社会文化常识课+英语词汇课（全）
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【50集全】美国原版小学社会文化常识课+英语词汇课（全）
视频选集
（3/25）
1. family and home
42:05
2. time for school
39:30
3. community
47:08
4. people need law
40:15
5. what can citizens do
52:53
6. choosing community leaders
44:20
7. things change with time
36:29
8. changes in family life
39:01
9. changes in communication
49:15
10. needs and wants
42:40
11. goods and services
47:06
12. spending and saving
39:30
14. weather and seasons
36:11
15. land and water
37:21
16. the first americans
41:03
17. celebration of holidays
58:33
19. the united states government
44:25
20. the pledge of allegiance
41:23
21. the symbols of the united states
42:28
22. changes in transportation
39:30
23. people start coming to america
30:07
24. the beginning of the united states
29:52
25. jobs
37:37
26. from factory to you
37:42
28. city,town,and suburb
39:31
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