Hospital doctors don‘t go out very often as their work _______ a

Hospital doctors don‘t go out very often as their work _______ all their time.
A、takes away
B、takes in
C、takes over
D、takes up
【正确答案】：D
【题目解析】：take away 拿走；take in 吸收；take over接管；take up 拿起；占用句意：医院的医生不经常外出，因为他们的工作占去了他们所有的时间。