00:45:03

Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day._第一课时_周老师_一等奖

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Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day._第一课时_邓老师_邓老师_第一课时

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00:35:42

Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day._第一课时_陈老师_陈老师_第一课时

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00:36:11

Unit 2 Keeping Healthy SectionB（1a-1c）_第一课时_周老师_三等奖

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00:46:55

Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day._第一课时_龙老师_三等奖

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Topic 1 You should brush your teeth twice a day._肖老师_第一课时

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00:42:37

Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day._第一课时_张老师_特等奖

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00:39:38

Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day._第一课时_封老师_三等奖

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00:41:19

Unit 2 Keeping Healthy Topic 1 You should brush your teeth twice a day._第一课时_匡老师_三等奖

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00:33:45

Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section B_毕老师_第一课时_二等奖

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00:37:32

Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._周老师_第一课时_二等奖

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00:33:20

Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section C_胡老师_第一课时_三等奖

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Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section C_金老师_第一课时_三等奖

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00:29:46

Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section B_郅老师_第一课时

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00:41:39

Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section D_吴老师_第一课时

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00:30:36

Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section C_邱老师_第一课时

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Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section B_曾老师_第一课时_三等奖

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00:41:54

Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section D_杜老师_第一课时

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Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._Section D_朱老师_第一课时

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00:32:10

Unit 2 Keeping Healthy_Topic 1 You should brush your teeth twice a day._魏老师_第一课时

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