36.Studies by B.F.Skinner indicate that reward positively reinforces behavior and makesA B C
that behavior likely more to recur.
D
37.Mathematical puzzles are common into history because they have been used aA B C
intelligence tests and amusements.
D
38.Most authorities consider both dreaming while sleep and daydreaming to be forms
A B C
of fantasy.
D
39.Genetic engineering is helping researchers unravel the mysteries of previously
A B
incurable diseases so that they can get to its root causes and find cures.
C D
40.The Montessori method of education stresses initiative and self-reliance to permitting
A B
pupils to pursue independently whatever interests them,but within disciplined limits.
C D
