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[00:00.00]Lesson 17 Number 20数字二十
[00:07.28]1 Listen and say!听对话并练习会话
[00:10.98]20 twenty二十
[00:14.16]twenty markers二十支水彩笔
[00:19.28]Look. I have fifteen markers.你们一共有多少支水彩笔？
[00:23.08]I have five.我有五支。
[00:25.82]How many markers do they have?他们一共有多少支水彩笔？
[00:29.59]Twenty.二十支。
[00:32.08]2 Let's chant!一起唱歌谣！
[00:58.27][00:37.87]Eleven,twelve,Thirteen and fourteen,
[01:03.58][00:43.25]Fifteen,sixteen,It's fun to learn.
[01:08.53][00:47.99]Seventeen,eighteen,Nineteen and twenty.
[01:13.67][00:53.31]Numbers are fun.
[01:15.65][00:55.50]Let's chant again!
[01:22.74]3 Let's do it!一起做一做！
[01:26.34]Read and match.读单词连图片。
[01:29.28]16 sixteen 十六
[01:31.24]17 seventeen 十七
[01:33.38]18 eighteen 十八
[01:35.33]19 nineteen 十九
[01:37.15]20 twenty二十
[01:37.67]
[00:07.28]1 Listen and say!听对话并练习会话
[00:10.98]20 twenty二十
[00:14.16]twenty markers二十支水彩笔
[00:19.28]Look. I have fifteen markers.你们一共有多少支水彩笔？
[00:23.08]I have five.我有五支。
[00:25.82]How many markers do they have?他们一共有多少支水彩笔？
[00:29.59]Twenty.二十支。
[00:32.08]2 Let's chant!一起唱歌谣！
[00:58.27][00:37.87]Eleven,twelve,Thirteen and fourteen,
[01:03.58][00:43.25]Fifteen,sixteen,It's fun to learn.
[01:08.53][00:47.99]Seventeen,eighteen,Nineteen and twenty.
[01:13.67][00:53.31]Numbers are fun.
[01:15.65][00:55.50]Let's chant again!
[01:22.74]3 Let's do it!一起做一做！
[01:26.34]Read and match.读单词连图片。
[01:29.28]16 sixteen 十六
[01:31.24]17 seventeen 十七
[01:33.38]18 eighteen 十八
[01:35.33]19 nineteen 十九
[01:37.15]20 twenty二十
[01:37.67]
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