（1）A group of boys played a game to see who could climb to the top of a tall tree first.
（2）Although David was the youngest child in the group，he was the tallest.
（3）After the game started，David was the first child to climb halfway up the tree.
（4）When David won the competition，his mother was very proud to see that.
（5）The story tells us we'll possibly achieve our goals if we can get support from others.