A Journey to the Center of the Earth is an 1864 science fiction novel by rules verge. The scientific knowledge in the book is old, but this has nothing to do with the     1     (popular) of the book.

There are three main     2     (character) in the book: axes, the narrator of the story; his uncle, Professor Lidenbrock, the scientist of geology, and Hans, their     3     (faith) Iceland guide.

The Professor was     4     impatient person, but he insisted on continuing the journey, and finally     5     (manage) it. Hans was silent and incredibly calm. As long as the Professor was hiring him and paid his wage     6     (regular), he could do anything for him, despite the seemingly hopeless situation. His faith, courage and excellent skills saved the other two companions for several times.

One day, the Professor found a book,     7     described the way down to the center of the Earth. He and his companions got equipped immediately,     8     (start) their adventurous journey. What was waiting for them? Well, we can only figure this out by reading the book.

The book is a short one. Some words in it may be difficult     9     (understand). But don't worry! Not knowing these words will not stop us understanding the plot. And the rest are easy. Therefore, it should be a suitable book     10     high school students and the fans of science fiction.