复习16-20（600）

Chapter 16: A Very Frosty Christmas

Christmas at Hogwarts brings joy and tension as students celebrate while the threat of Voldemort looms. Harry spends time with his friends and enjoys a Christmas feast. However, he notices the growing tension between family members and the external threats posed by the Dark Mark. This chapter portrays the festive spirit within Hogwarts but also serves as a reminder of the lingering dangers outside its walls. Emotional highs and lows underscore the challenges faced by students.

Chapter 17: A Sluggish Memory

Harry accompanies Dumbledore to retrieve a crucial memory from Professor Slughorn. Dumbledore believes this memory holds vital information about Horcruxes and Voldemort's quest for immortality. However, Slughorn has been reluctant to share it because he fears revealing too much about Voldemort.

During their visit to Slughorn’s home, Dumbledore’s charismatic demeanor shines as he engages Slughorn in conversation and attempts to charm him into revealing the memory. However, while Harry observes, it becomes clear that Slughorn is still hesitant. Harry realizes that the memory is essential for their mission, and he pushes Dumbledore to act.

When they finally confront Slughorn, Dumbledore uses his persuasive tactics to obtain the memory. After some emotional resistance, Slughorn relents, and they finally acquire the memory for analysis. Once back at Hogwarts, Harry and Dumbledore view the memory, revealing a conversation between Slughorn and a young Voldemort, in which Voldemort inquires about Horcruxes. This pivotal moment sheds light on Voldemort's intentions and sets the stage for Harry's understanding of the dark magic he must confront.

Chapter 18: Birthday Surprise

Harry receives unexpected gifts for his birthday and celebrates with his friends. The mood is light and filled with camaraderie; however, the characters cannot shake the undercurrent of danger. Harry's relationship with Ginny grows deeper, creating moments of tenderness amidst the chaos. The chapter emphasizes the importance of friendships, even in the face of looming darkness. The celebration serves as a brief respite from the challenges the characters will face as Harry prepares for the coming conflicts.

Chapter 19: Elf Tails

Harry returns to Hogwarts after a tense Christmas holiday. The chapter begins with the revelation that Dumbledore has been absent from the school due to pressing matters linked to Voldemort. As term resumes, Harry learns about a few pressing events: the return of the House-Elves, particularly Dobby, who is now free and has been providing help to Hogwarts students.

Harry's focus shifts to the ongoing tension between him and Draco Malfoy. He suspects Malfoy is involved in dark activities, but he has no concrete proof. Efforts to gather information lead Harry and his friends to the Room of Requirement, where they overhear important conversations regarding Malfoy's plans.

Meanwhile, the chapter explores Dobby's experiences as a free elf, highlighting his desire to help Harry and his friends by providing them with essential information. The subplot involving the House-Elves offers insight into their role within the wizarding world. This chapter builds on the themes of loyalty and friendship, emphasizing the connections Harry has with those around him as he prepares for the upcoming confrontations with Voldemort and his followers.

Chapter 20: Lord Voldemort’s Request

Harry learns more about Voldemort's history and the motives behind his evil actions. Dumbledore and Harry venture to the cave where Voldemort hid one of his Horcruxes, a significant turning point in their quest. They face dangers that test their courage and resolve, as the fight against darkness intensifies. This chapter highlights the evolving nature of their mission and the sacrifices that must be made, setting up the stakes for the final conflict to come.