题目

8:30 PM Outlook Outlook is back with a new series of reports to keep you up date with all that’s new in the world of entertainment．Stories go all the way from the technical to the romantic, from stage to screen．There will be reports of the stars of the moment, the stars of the future and the stars of the past．The director with his new film, the designer with the latest fashion, and the musician with the popular song are part of the new Outlook．The program is introduced by Fran Levine. 9:00 PM Discovery When a 10-year-old boy gets a first class degree in mathematics or an 8-year-o下列结构中，使根不断长长的是（ ）A．根冠和生长点B．伸长区和成熟区C．分生区和伸长区D．根冠和伸长区