1. The teacher explains how a scientist studied the behavior of ants in their colony. He begins by introducing the topic of studying the ant colony.
2. The teacher then describes how the scientist carefully observed the ants and recorded their activities. He uses linking words and phrases like "Therefore" and "Due to this" to connect his statements logically.
3. In concluding, the teacher summarizes that the scientist was able to understand the ants' social structure and communication methods by patiently observing them in their natural environment. He checks that the students have understood the key points.