超星 - vocabulary - 查题吧

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Helen was confident, graceful, made the most of her personal appearance, and showed ____(相当大的) polish and ease in social relationships. Gladys was shy, self-conscious, quiet and without charming or graceful manners.

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Considering the nature of their ____(环境的) experiences, the differences in Helen and Gladys are not surprising.

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____(例外) occurred when one twin had developed a rather severe illness and the other had not; but on the whole everyone is impressed by the great psychological and physical likenesses that exist between identical twins, even those who have been separated from infancy.

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On the other hand, traits that are not liable to be influenced by the environment are more likely to ____(显示) a high degree of similarity in identical twins.

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Helen was confident, ____(有风度的), made the most of her personal appearance, and showed considerable polish and ease in social relationships.

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____(遗传) or environment: which is stronger?

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The relative effects of heredity and environment are most clearly observable in ____(同样的) twins.

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The following case ____(说明) what happens to identical twins when they are brought up in contrasting environments.

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Exceptions occurred when one twin had developed a rather severe illness and the other had not; but on the whole everyone is impressed by the great psychological and physical likenesses that exist between identical twins, even those who have been separated from ____(婴儿期).

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In a study of nineteen sets of twins who had been separated from birth, ____(调查者) found that in approximately two thirds of the sets there were no more significant differences than existed among unseparated pairs of twins.

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