27. The author quotes the remarks of one of Oliver Goldsmith's teachers

　　A) to provide support for his argument

　　B) to illustrate the strong will of some gifted children

　　C) to explain how dull students can also be successful

　　D) to show how poor Oliver's performance was at school

　　28. Pablo Picasso is listed among the many gifted children who

　　A) paid no attention to their teachers in class

　　B) contradicted their teachers much too often

　　C) could not cope with their studies at school successfully

　　D) behaved arrogantly and stubbornly in the presence of their teachers

　　29. Many gifted people attributed their success.

　　A) mainly to parental help and their education at home

　　B) both to school instruction and to their parents' coaching

　　C) more to their parents' encouragement than to school training

　　D) less to their systematic education than to their talent

　　30. The root cause of many gifted students having bad memories of their school years is that

　　A) their nonconformity brought them a lot of trouble

　　B) they were seldom praised by their teachers

　　C) school courses failed to inspire or motivate them

　　D) teachers were usually far stricter than their parents