一 I'm ________ to speak in front of many people.
— Don't worry, John. You can do it.
A:happy
B:nervous
C:excited
关于电阻的大小,下列说法正确的是( )
长兴的白果(银杏种子)和德清的枇杷是我市的特产。银杏属于裸子植物,枇杷树属于被子植物,分类的依据是( )