[00:01.46]11.Let’s do more exercise
[00:06.29]The tallest man in the world is from Turkey. 
[00:11.67]He is 251cm tall. And the shortest man is from Nepal. 
[00:20.90]He is only 55cm tall. One day, they met in England. 
[00:27.80]How funny the picture is! 
[00:30.54]I want to be taller. 
[00:33.12]Everybody wants to be taller. 
[00:36.41]Now in China the average height of 12-year-old girls is 154cm, 
[00:46.70]and the average height of 12-year-old boys is 155cm.
[00:55.63] We are taller than our peers ten years ago.
[00:59.87]Doctor says we are taller than before, but we are poorer in health. 
[01:05.97]Because we spend much time on study, but less time on exercise. 
[01:13.50]More and more students put on glasses and catch a cold easily.
[01:18.75]So boys and girls, let's rise up from the desk, and do more exercise together！