Oscar and Jack are identical twins, separated when they were babies by their parents divorce. Jack was brought up by their Jewish father in Trinidad, Oscar went to live with their mothers family in Czechoslovakia. In fact Oscar did not know he was Jewish until Jack found him in Germany in 1954. Jack is proud to be a Jew, but Oscar still does not like to talk about his Jewish heritage. Yet the twins are similar in many ways. They both like spicy food and sweet drinks. In school they both did well in sports but poorly in mathematics.
In the case of Oscar and Jack, heredity seems to determine physical and mental abilities, tastes, and behavior. Environment seems to determine thought.
A. went to live with their mothers family
C. never saw each other again
2. Although Oscar and Jack are similar in many ways, they seem to be different in
B. behavior
D. thought
A. they have the same mother
C. they were brought up together
4. The conclusion of Newman, Freeman and Halzingers 1937 twin study was that
B. identical twins are taller and heavier than fraternal twins
D. identical twins are more similar than fraternal twins
A. he also compared the intelligence of the twins in his study
C. only identical twins were included in his study
答案：1. D 2. D 3. B 4. C 5. B