下列反应式表示绿色植物进行的两种生理活动，请回答：
After studying in a medical college for five years，Jane________her job as a doctor in the countryside.
① ____ A．mountain B．coat C：know D．goat
② ____ A．horse B．fork C．word D.story
③ ____ A．word B．world C．work D．pork
④ ____ A．take B．wall C．fall D．tall
⑤____ A．class B．afternoon C．basketball D．happy
