Centre Principal Kurt Kahlenbeck is happy to be both the Centre Principal and an English teacher here at the Shenzhen Foreign Languages School AP center.   He has previously been a principal and English teacher in the United States, Japan, and Korea.   For the three years prior to coming to Shenzhen, he was principal of Hangzhou International School.   He is starting his twentieth year in East Asia.   He is already impressed with the intelligence, English level, and work ethic of the AP center students.   "I will do my best to have the center running smoothly and to prepare lessons that will get the students ready for university," he promises.