Answer :
In Chapter 7 of the book, the "sudden shock" that the Time Traveller experiences is that his Time Machine has been moved. This event causes him great distress and confusion as he relies on his Time Machine to travel through time. By discovering that it has been moved, he faces the immediate challenge of finding and securing it to continue his journey through different time periods.
This sudden shock adds a sense of urgency and danger to the Time Traveller's situation, as without his Time Machine, he is stranded in a different time period and may face unknown dangers or difficulties. It highlights the importance of the Time Machine as his lifeline and tool for exploration and survival in the vast unknown realms of time.
This pivotal moment in the story propels the plot forward and sets the stage for further challenges and discoveries that the Time Traveller will face in his quest to understand the mysteries of time travel and the civilizations he encounters.
