Final answer:
A summary for 'Night Calls' starts with a topic sentence summarizing the main argument or point, proceeds chronologically, and ends with a conclusive sentence.
Step-by-step explanation:
The structure of the summary for "Night Calls" should begin with a topic sentence that effectively summarizes the main argument or point of the narrative. This topic sentence serves as the opening of a summary paragraph and is crucial for capturing the reader's attention. In the body paragraphs that follow the topic sentence, the summary should develop the themes or events of "Night Calls" chronologically. To close, the summary should end with a conclusive last sentence that encapsulates the primary themes or insights gleaned from the story.