[填空题]Theories of History
Ⅰ. How much we know about history
A. Written records exist for only a fraction of man’s time
B. The accuracy of these records is often (1) , (1) ______
and details in them often needs improvement.
Ⅱ. Reconstruction of history before writing
A. being difficult because of the (2) of history to us (2) ______
B. the most that we can do is: use (3) (3) ______
and the knowledge of the habits of animals.
Ⅲ. Theories about history
A. Objective: to (4) the beginning and (4) ______
deduce the end of man’s story.
B. One theory believes that man continually (5) (5) ______
— (6) must be more intelligent and civilized (6) ______
than his ancestors.
—Human race will evolve into a race of (7) (7) ______
C.