学进去

A young boy had many bad habits. His father was so____. He asked an old teacher for help. The teacher took the boy for a walk in the woods. While walking, he suddenly stopped and told the boy to pull out a small plant.

The boy held the plant and pulled it out ____. The old man then asked him to pull out a little bigger one. The boy ____ hard and the plant came out, roots（根） and all. “Now pull that one out.”said the old man, looking at a small tree. The boy had to use all his strength（力）to pull the ____ out. “Now pull this one out.”said the old man, ____ a big tree. The boy held the trunk（树干）and tried to pull it out. But it didn’t move at all. “It’s ____.”said the boy, out of breath.

“So they ____ bad habits,” said the teacher, “When they are small, it is easy ____ them out; but when they grow bigger, they cannot be pulled out.” The old man’s words made a great difference to the boy’s life.

What we can learn from the story is: Don’t wait ____ bad habits to grow in you. ____ when you have control over them, or they will control you.